/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */

/* Document
   ========================================================================== */

/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */

html {
  line-height: 1.15;
  /* 1 */
  -webkit-text-size-adjust: 100%;
  /* 2 */
}

.syb-product-set__info_explain img {
  width: 100%;
}

/* Sections
   ========================================================================== */

/**
 * Remove the margin in all browsers.
 */

body {
  margin: 0;
}

.syb-browsing-history__item-img img {
  width: 100%;
  height: 100%;
}

.syb-browsing-history__item-info {
  padding: 8px 6px 8px 6px;
}

/**
 * Render the `main` element consistently in IE.
 */

main {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

.syb-product-set__info {
  flex-wrap: wrap;
}

.syb-product-set__info_explain {
  min-width: 600px;
}

.syb-product__banner_img {
  width: 100%;
  height: 100%;
  position: relative;
}

.order_list_pc {
  display: inline-masonry;
}

.order_list_mobile {
  display: none;
}

.syb-product__banner {
  min-height: auto;
}

/* Grouping content
   ========================================================================== */

/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */

hr {
  box-sizing: content-box;
  /* 1 */
  height: 0;
  /* 1 */
  overflow: visible;
  /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

pre {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}

/* Text-level semantics
   ========================================================================== */

/**
 * Remove the gray background on active links in IE 10.
 */

a {
  background-color: transparent;
}

/**
 * 1. Remove the bottom border in Chrome 57-
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */

abbr[title] {
  border-bottom: none;
  /* 1 */
  text-decoration: underline;
  /* 2 */
  text-decoration: underline dotted;
  /* 2 */
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */

b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

code,
kbd,
samp {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}

/**
 * Add the correct font size in all browsers.
 */

small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */

/**
 * Remove the border on images inside links in IE 10.
 */
.mt20 {
  margin-top: 20px;
}

.curpos {
  cursor: pointer;
}

img {
  border-style: none;
}

/* Forms
   ========================================================================== */

/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */

button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  /* 1 */
  font-size: 100%;
  /* 1 */
  line-height: 1.15;
  /* 1 */
  margin: 0;
  /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */

button,
input {
  /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */

button,
select {
  /* 1 */
  text-transform: none;
}

/**
 * Correct the inability to style clickable types in iOS and Safari.
 */

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

/**
 * Remove the inner border and padding in Firefox.
 */

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */

fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */

legend {
  box-sizing: border-box;
  /* 1 */
  color: inherit;
  /* 2 */
  display: table;
  /* 1 */
  max-width: 100%;
  /* 1 */
  padding: 0;
  /* 3 */
  white-space: normal;
  /* 1 */
}

/**
 * Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */

progress {
  vertical-align: baseline;
}

/**
 * Remove the default vertical scrolsybar in IE 10+.
 */

textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10.
 * 2. Remove the padding in IE 10.
 */

[type="checkbox"],
[type="radio"] {
  box-sizing: border-box;
  /* 1 */
  padding: 0;
  /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */

[type="search"] {
  -webkit-appearance: textfield;
  /* 1 */
  outline-offset: -2px;
  /* 2 */
}

/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */

[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */

::-webkit-file-upload-button {
  -webkit-appearance: button;
  /* 1 */
  font: inherit;
  /* 2 */
}

/* Interactive
   ========================================================================== */

/*
 * Add the correct display in Edge, IE 10+, and Firefox.
 */

details {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */

summary {
  display: list-item;
}

/* Misc
   ========================================================================== */

/**
 * Add the correct display in IE 10+.
 */

template {
  display: none;
}

/**
 * Add the correct display in IE 10.
 */

[hidden] {
  display: none;
}


/**
 * reset add by hanz 
 */
[v-cloak] {
  display: none;
}

body,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
input,
p,
blockquote,
th,
td,
h1,
h2,
h3,
h4,
h4,
h5 {
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
}

ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}

em,
i {
  font-style: normal;
}

.confirm-address__btn {
  width: 80px;
  background: #c6231d;
  height: 24px;
  line-height: 24px;
  color: #fff;
  cursor: pointer;
  border-radius: 6px;
  margin-right: 20px;
  text-align: center;
}

.confirm-address__affix {
  margin-right: 20px;
}

.confirm-address__text {
  width: calc(100% - 220px);
}

.selectaddress__btn {
  margin-left: 0;
  background: #c6231d;
}

.confirmOrderTextArea {
  width: 100%;
}

#totalPay {
  font-size: 42px;
  color: #c6231d;
}

@font-face {
  font-family: 'Alibaba PuHuiTi 3.0';
  src: url('/images/font/AlibabaPuHuiTi-3-55-Regular.ttf') format('truetype');
}

body {
  font-family: "Alibaba PuHuiTi 3.0" !important;
  font-size: 16px !important;
}

/* Less than 1440 */
@media screen and(min-width:1440px) {
  body {
    min-width: 1440px;
  }
}

.syb-product-category__list3_button {
  display: flex;
  justify-content: center;
}

.syb-browsing-history__section {
  padding: 0 12px;
}

.syb-browsing-history__more {
  margin-bottom: 20px;
}


@media screen and (max-width:450px) {

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 6px));
    column-gap: 9px;
  }

  #userPhoneMobile {
    display: none;
  }

  .mobileLogout {
    font-size: 14px;
  }

  .syb-homepage__product_item h3 {
    font-size: 14px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 50px !important;
    margin-top: 10px !important;
  }

  .syb-homepage__newproduct_icon {
    flex: 0 0 100px;
  }

  .syb-homepage__product_item {}

  .syb-homepage__newproduct_icon {
    font-size: 16px;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__title {
    width: 40px;
    line-height: 40px;
  }

  .syb-pagetitle2__cn::before,
  .syb-pagetitle2__cn::after {
    width: 60px;
  }

  .syb-product-center-section__list {
    width: calc(100% - 40px);
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
    border: none;
  }

  .syb-product-category__list1_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list1_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list1_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list1_img {
    width: 100%;
    height: 175px;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(1, 100%);
  }

  .syb-solution__img {
    width: 100%;
    height: 180px;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(1, 100%);
  }

  .syb-user-wrapper {
    padding-top: 15px;
  }

  .syb-user-title__title {
    font-size: 16px;
  }

  .syb-user-title__title i {
    font-size: 16px;
  }

  .syb-user-account__content {
    padding: 12px;
  }

  .syb-user-account__content_wrapper {
    padding: 12px;
  }

  .syb-user-account__adviser h3 {
    font-size: 16px;
  }

  .syb-user-sidebar {
    position: relative;
    top: 0;
    margin-bottom: 15px;
  }

  .syb-user-account__top {
    padding: 0;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
  }

  .syb-browsing-history__img {
    height: 152px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  .syb-integral-mall-list__img {
    width: 100px;
    height: 100px;
  }

  .syb-integral-mall-list__info {
    width: 100%;
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
    margin-top: 12px;
  }

  .syb-integral-mall {
    padding-top: 30px !important;
    height: calc(100% - 60px);
  }

  .syb-integral-mall__container {
    height: 100%;
  }

  .syb-integral-mall-list__title {
    height: 45px;
  }

  .syb-integral-mall-list__desc {
    height: 40px;
  }

  .syb-integral-mall__main {
    height: 100%;
    overflow-y: auto;
  }

  .exchange-btn img {
    width: 70px;

  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__title {
    font-size: 14px;
  }

  .syb-courseitem__time {
    font-size: 14px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }
}

.userInfoBg {
  background-color: #f5f5f5;
}

.syb-user-address__item_action .address-edit {
  margin-left: 0;
}

@media screen and (min-width:451px) and (max-width: 516px) {

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 6px));
    column-gap: 9px;
  }

  .syb-homepage__product_item h3 {
    font-size: 14px;
  }

  .syb-homepage__product_item {
    margin-bottom: 12px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 50px !important;
    margin-top: 10px !important;
  }

  .syb-homepage__newproduct_icon {
    flex: 0 0 100px;
  }

  .syb-pagetitle2__cn::before,
  .syb-pagetitle2__cn::after {
    width: 60px;
  }

  .syb-homepage__product_item h3 {
    font-size: 16px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 70px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__title {
    width: 40px;
    line-height: 40px;
  }

  .syb-product-center-section__list {
    display: grid;
    width: calc(100% - 40px);
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, 120px);
    column-gap: calc(50% - 180px);
  }

  .syb-product-center-section__img {
    width: 120px;
    height: 120px;
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
  }

  .syb-product-category__list1_img {
    width: 100%;
    height: 120px;
  }

  .syb-product-category__list1_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list1_item {
    width: 100%;
    height: 100%;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-solution__img {
    width: 100%;
    height: 116px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(1, 100%);
  }

  .syb-user-wrapper {
    padding-top: 15px;
  }

  .syb-user-sidebar {
    position: relative;
    top: 0;
    margin-bottom: 15px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  .syb-integral-mall-list__img {
    width: 100px;
    height: 100px;
  }

  .syb-integral-mall-list__info {
    width: 100%;
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
    margin-top: 12px;
  }

  .syb-integral-mall {
    padding-top: 30px !important;
    height: calc(100% - 60px);
  }

  .syb-integral-mall__container {
    height: 100%;
  }

  .syb-integral-mall-list__title {
    height: 45px;
  }

  .syb-integral-mall-list__desc {
    height: 40px;
  }

  .syb-integral-mall__main {
    height: 100%;
    overflow-y: auto;
  }

  .exchange-btn img {
    width: 70px;

  }
}

@media screen and (min-width:517px) and (max-width: 587px) {

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 16px));
    column-gap: 24px;
  }

  .syb-homepage__product_item h3 {
    font-size: 16px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 70px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__list {
    display: grid;
    width: calc(100% - 50px);
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, 130px);
    column-gap: calc(50% - 195px);
  }

  .syb-product-center-section__img {
    width: 130px;
    height: 130px;
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
    border: none;
  }

  .syb-product-category__list1_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list1_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list1_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list1_img {
    width: 100%;
    height: 130px;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-solution__img {
    width: 100%;
    height: 124px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 10px));
    column-gap: 15px;
  }

  .syb-user-wrapper {
    padding-top: 15px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 199px;
    padding: 0 12px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  .syb-integral-mall-list__img {
    width: 100px;
    height: 100px;
  }

  .syb-integral-mall-list__info {
    width: 100%;
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
    margin-top: 12px;
  }

  .syb-integral-mall {
    padding-top: 30px !important;
    height: calc(100% - 60px);
  }

  .syb-integral-mall__container {
    height: 100%;
  }

  .syb-integral-mall-list__title {
    height: 45px;
  }

  .syb-integral-mall-list__desc {
    height: 40px;
  }

  .syb-integral-mall__main {
    height: 100%;
    overflow-y: auto;
  }

  .exchange-btn img {
    width: 70px;

  }
}

@media screen and (min-width:588px) and (max-width: 668px) {

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 70px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__list {
    display: grid;
    width: calc(100% - 50px);
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, 150px);
    column-gap: calc(50% - 225px);
  }

  .syb-product-center-section__img {
    width: 150px;
    height: 150px;
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
    border: none;
  }

  .syb-product-category__list1_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list1_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list1_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list1_img {
    width: 100%;
    height: 150px;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 12px));
    column-gap: 18px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-solution__img {
    width: 100%;
    height: 132px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-user-wrapper {
    padding-top: 15px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 199px;
    padding: 0 12px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  .syb-integral-mall-list__img {
    width: 100px;
    height: 100px;
  }

  .syb-integral-mall-list__info {
    width: 100%;
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
    margin-top: 12px;
  }

  .syb-integral-mall {
    padding-top: 30px !important;
    height: calc(100% - 60px);
  }

  .syb-integral-mall__container {
    height: 100%;
  }

  .syb-integral-mall-list__title {
    height: 45px;
  }

  .syb-integral-mall-list__desc {
    height: 40px;
  }

  .syb-integral-mall__main {
    height: 100%;
    overflow-y: auto;
  }

  .exchange-btn img {
    width: 70px;

  }
}

@media screen and (min-width:669px) and (max-width: 719px) {

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 16px));
    column-gap: 24px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 70px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__list {
    display: grid;
    width: calc(100% - 50px);
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, 130px);
    column-gap: calc(33.3% - 173px);
  }

  .syb-product-center-section__img {
    width: 130px;
    height: 130px;
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, 130px);
    column-gap: calc(33.3% - 173px);
  }

  .syb-product-category__list1_img {
    width: 130px;
    height: 130px;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 12px));
    column-gap: 16px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-solution__img {
    width: 100%;
    height: 156px;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-solution__img {
    width: 100%;
    height: 136px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 10px));
    column-gap: 20px;
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 10px));
    column-gap: 15px;
  }

  .syb-user-wrapper {
    padding-top: 15px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 8px));
    column-gap: 16px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  .syb-integral-mall-list__img {
    width: 100px;
    height: 100px;
  }

  .syb-integral-mall-list__info {
    width: 100%;
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
    margin-top: 12px;
  }

  .syb-integral-mall {
    padding-top: 30px !important;
    height: calc(100% - 60px);
  }

  .syb-integral-mall__container {
    height: 100%;
  }

  .syb-integral-mall-list__title {
    height: 45px;
  }

  .syb-integral-mall-list__desc {
    height: 40px;
  }

  .syb-integral-mall__main {
    height: 100%;
    overflow-y: auto;
  }

  .exchange-btn img {
    width: 70px;

  }
}

@media screen and (min-width:720px) and (max-width: 820px) {

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 16px));
    column-gap: 24px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 70px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__list {
    display: grid;
    width: calc(100% - 50px);
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, 140px);
    column-gap: calc(33.3% - 186.6px);
  }

  .syb-product-center-section__img {
    width: 140px;
    height: 140px;
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, 140px);
    column-gap: calc(33.3% - 186.6px);
  }

  .syb-product-category__list1_img {
    width: 140px;
    height: 140px;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 12px));
    column-gap: 16px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-solution__img {
    width: 100%;
    height: 156px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(33.3% - calc(50% - 22.5px));
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 10px));
    column-gap: 13px;
  }

  .syb-browsing-history__img {
    height: 152px;
  }

  .syb-user-wrapper {
    padding-top: 15px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 12px));
    column-gap: 24px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 199px;
    padding: 0 12px;
  }

  .syb-integral-mall-list__title {
    font-size: 16px;
  }

  .syb-integral-mall-list__desc {
    font-size: 14px;
  }

  .syb-integral-mall-list__img {
    width: 100px;
    height: 100px;
    margin-right: 10px;
  }

  .syb-integral-mall-list__info {
    width: calc(100% - 130px);
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
  }

  .syb-integral-mall {
    padding-top: 30px !important;
    height: calc(100% - 60px);
  }

  .syb-integral-mall__container {
    height: 100%;
  }

  .syb-integral-mall__main {
    height: 100%;
  }

}

/* Responsive design 821 - 971*/
@media screen and (min-width: 821px) and (max-width: 971px) {
  .syb-order-list-children {
    margin-left: 15px;
  }

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 16px));
    column-gap: 24px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 70px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, 150px);
    column-gap: calc(33.3% - 200px);
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, 150px);
    column-gap: calc(33.3% - 200px);
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 12px));
    column-gap: 16px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  .syb-subnav__icon i {
    font-size: 40px
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(50% - calc(49.95% - 22.5px));
  }

  .syb-solution__img {
    width: 100%;
    height: 142px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(33.3% - calc(50% - 22.5px));
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 10px));
    column-gap: 13.2px;
  }

  .syb-browsing-history__img {
    height: 172px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 199px;
    padding: 0 12px;
  }

  .syb-integral-mall-list__img {
    width: 120px;
    height: 120px;
    margin-right: 10px;
  }

  .syb-integral-mall-list__info {
    width: calc(100% - 130px);
  }

  .syb-integral-mall__main {
    padding: 25px 15px;
  }

  .syb-integral-mall-list__btn {
    width: auto;
  }

  /* Product details */
  .syb-product-info {
    grid-template-columns: calc(65% - 20px) calc(35% - 20px);
    column-gap: 40px;
  }

  .syb-product-info__image img {
    width: 100%;
  }

  .syb-product-info__image video {
    width: 100%;
  }

  .syb-product-set__guard {
    flex: 0 0 140px;
  }

  .syb-product-set__info_img {
    height: 140px;
  }

  .syb-product-set__info_explain {
    min-width: 400px;
  }

  .syb-product-set__info_explain {
    margin: 0 20px;
  }

  /*Confirm order*/
  .syb-confirmOrder-goods {
    display: flex;
    align-items: center;
  }

  .syb-confirmOrder-goods__goods1 {
    width: 45%;
    display: flex;
    align-items: center;
  }

  .confirmOrderImg {
    width: 100px;
    height: 100px;
  }

  .syb-confirmOrder-goods__goods2 {
    width: 30%;
  }

  .syb-confirmOrder-goods__goods3 {
    width: 12.5%;
    min-width: 100px;
    color: #c6231d;
  }

  #totalPay {
    font-size: 36px;
  }

  .syb-checkout-push {
    padding: 15px;
  }

  .syb-checkout-goods {
    padding: 10px 0;
  }

  .syb-checkout-push .syb-button {
    line-height: 42px;
    padding: 0 20px;
  }

  .syb-confirmOrder-goods__goods4 {
    width: 12.5%;
    min-width: 70px;
  }

  .syb-cart__head-step span {
    width: 180px;
  }

  .syb-checkout-total {
    padding: 15px;
  }

  .syb-confirm-order .syb-cart-table__content {
    padding: 15px;
  }

  .syb-product-category__list3 {
    grid-template-columns: repeat(3, calc(33.3% - 10px));
    column-gap: 10px;
    border: none;
  }

  .syb-product-category__list3_item {
    border: none;
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_img img {
    width: 100%;
    height: 100%;
  }
}

/* Responsive design 972 - 1122*/
@media screen and (min-width: 972px) and (max-width: 1122px) {
  .syb-order-list-children {
    margin-left: 20px;
  }

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 16px));
    column-gap: 20px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 80px !important;
  }

  .syb-homepage__product_item img {
    width: 100%;
  }

  .syb-product-center-section__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, 150px);
    column-gap: calc(25% - 187.5px);
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, 150px);
    column-gap: calc(25% - 187.5px);
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, calc(20% - 16px));
    column-gap: 20px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  .syb-product-center-banner__box {
    height: auto;
  }

  .syb-subnav__icon i {
    font-size: 52px
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, 330px);
    column-gap: calc(50% - 495px);
  }

  .syb-solution__img {
    width: 100%;
    height: 156px;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(50% - calc(49.95% - 22.5px));
  }

  .syb-solution__img {
    width: 100%;
    height: 156px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(33.3% - calc(50% - 22.5px));
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 15px));
    column-gap: 20px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 199px;
    padding: 0 12px;
  }

  .syb-integral-mall-list__img {
    width: 120px;
    height: 120px;
    margin-right: 10px;
  }

  .syb-integral-mall-list__info {
    width: calc(100% - 130px);
  }

  .syb-integral-mall-list__btn {
    width: auto;
  }

  /* Product details */
  .syb-product-info {
    grid-template-columns: calc(65% - 20px) calc(35% - 20px);
    column-gap: 40px;
  }

  .syb-product-info__image img {
    width: 100%;
  }

  .syb-product-info__image video {
    width: 100%;
  }

  .syb-product-set__guard {
    flex: 0 0 180px;
  }

  .syb-product-set__info_img {
    height: 180px;
  }

  /*Confirm order*/
  .syb-confirmOrder-goods {
    display: flex;
    align-items: center;
  }

  .syb-confirmOrder-goods__goods1 {
    width: 45%;
    display: flex;
    align-items: center;
  }

  .confirmOrderImg {
    width: 100px;
    height: 100px;
  }

  .syb-confirmOrder-goods__goods2 {
    width: 30%;
  }

  .syb-confirmOrder-goods__goods3 {
    width: 16.5%;
    min-width: 100px;
    color: #c6231d;
  }

  .syb-confirmOrder-goods__goods4 {
    width: 8.5%;
    min-width: 80px;
    max-width: 90px;
  }

  .syb-product-category__list3 {
    grid-template-columns: repeat(4, calc(25% - 10px));
    column-gap: 10px;
    border: none;
  }

  .syb-product-category__list3_item {
    border: none;
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_img img {
    width: 100%;
    height: 100%;
  }
}

.syb-homepage__product_item {
  width: 100%;

}

/* Responsive design 1123 - 1273*/
@media screen and (min-width: 1123px) and (max-width: 1273px) {
  .syb-order-list-children {
    margin-left: 30px;
  }

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 16px));
    column-gap: 20px;
  }

  .syb-homepage__product_item .syb-icon-more-product {
    font-size: 80px !important;
  }

  .syb-product-center-section__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(6, 150px);
    column-gap: calc(20% - 180px);
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(6, 150px);
    column-gap: calc(20% - 180px);
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(6, calc(16.6% - 20px));
    column-gap: 24px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  .syb-product-center-banner__box {
    height: auto;
  }

  .syb-product-center-banner__swiper {
    height: 100px !important;
  }

  .syb-product-center-banner__swiper img {
    height: 100% !important;
  }

  .syb-subnav__icon i {
    font-size: 60px
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(50% - calc(49.95% - 22.5px));
  }

  .syb-solution__img {
    width: 100%;
    height: 156px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(33.3% - calc(50% - 22.5px));
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, calc(20% - 15px));
    column-gap: 18.75px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 199px;
    padding: 0 20px;
  }

  .syb-integral-mall-list__img {
    width: 140px;
    height: 140px;
    margin-right: 20px;
  }

  .syb-browsing-history__img {
    height: 180px;
  }

  /* Product details */
  .syb-product-info {
    grid-template-columns: calc(65% - 20px) calc(35% - 20px);
    column-gap: 40px;
  }

  .syb-product-info__image img {
    width: 100%;
  }

  .syb-product-info__image video {
    width: 100%;
  }

  .syb-product-set__guard {
    flex: 0 0 180px;
  }

  .syb-product-set__info_img {
    height: 180px;
  }

  /*Confirm order*/
  .syb-confirmOrder-goods {
    display: flex;
    align-items: center;
  }

  .syb-confirmOrder-goods__goods1 {
    width: 45%;
    display: flex;
    align-items: center;
  }

  .confirmOrderImg {
    width: 100px;
    height: 100px;
  }

  .syb-confirmOrder-goods__goods2 {
    width: 30%;
  }

  .syb-confirmOrder-goods__goods3 {
    width: 16.5%;
    min-width: 100px;
    color: #c6231d;
  }

  .syb-confirmOrder-goods__goods4 {
    width: 8.5%;
    min-width: 80px;
    max-width: 90px;
  }

  .syb-product-category__list3 {
    grid-template-columns: repeat(4, calc(25% - 10px));
    column-gap: 10px;
    border: none;
  }

  .syb-product-category__list3_item {
    border: none;
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_img img {
    width: 100%;
    height: 100%;
  }
}

/* Responsive design 1274 - 1434*/
@media screen and (min-width: 1274px) and (max-width: 1434px) {
  .syb-order-list-children {
    margin-left: 15px;
  }

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, calc(20% - 16px));
    column-gap: 20px;
  }

  .syb-product-center-section__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(7, 150px);
    column-gap: calc(16.6% - 175px);
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(7, 150px);
    column-gap: calc(16.6% - 175px);
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(6, calc(16.6% - 20px));
    column-gap: 24px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  .syb-product-center-banner__box {
    height: auto;
  }

  .syb-product-center-banner__swiper {
    height: 113px !important;
  }

  .syb-product-center-banner__swiper img {
    height: 100% !important;
  }

  .syb-subnav__icon i {
    font-size: 80px
  }

  /* My Account */
  .syb-user-account__order dl {
    width: 85px;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(50% - calc(49.95% - 22.5px));
  }

  .syb-solution__img {
    width: 100%;
    height: 170px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 20px));
    column-gap: calc(25% - calc(33.3% - 33.3px));
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, calc(20% - 15px));
    column-gap: 18.75px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 219px;
  }

  .syb-browsing-history__img {
    height: 180px;
  }

  /* Product details */
  .syb-product-info {
    grid-template-columns: calc(65% - 20px) calc(35% - 20px);
    column-gap: 40px;
  }

  .syb-product-info__image img {
    width: 100%;
  }

  .syb-product-info__image video {
    width: 100%;
  }

  .syb-product-set__guard {
    flex: 0 0 180px;
  }

  .syb-product-set__info_img {
    height: 180px;
  }

  /*Confirm order*/
  .syb-confirmOrder-goods {
    display: flex;
    align-items: center;
  }

  .syb-confirmOrder-goods__goods1 {
    width: 45%;
    display: flex;
    align-items: center;
  }

  .confirmOrderImg {
    width: 100px;
    height: 100px;
  }

  .syb-confirmOrder-goods__goods2 {
    width: 30%;
  }

  .syb-confirmOrder-goods__goods3 {
    width: 16.5%;
    min-width: 100px;
    color: #c6231d;
  }

  .syb-confirmOrder-goods__goods4 {
    width: 8.5%;
    min-width: 80px;
    max-width: 90px;
  }

  .syb-product-category__list3 {
    grid-template-columns: repeat(5, calc(20% - 10px));
    column-gap: 10px;
    border: none;
  }

  .syb-product-category__list3_item {
    border: none;
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_img img {
    width: 100%;
    height: 100%;
  }
}

/* Responsive design 1435 - 1585*/
@media screen and (min-width: 1435px) {
  .syb-order-list-children {
    margin-left: 30px;
  }

  /**Homepage product center*/
  .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(6, calc(16.6% - 15px));
    column-gap: 18px;
  }

  .syb-product-center-section__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(8, 150px);
    column-gap: calc(14.2% - 171.4px);
  }

  .syb-product-category__list1 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(8, calc(12.5% - 20px));
    column-gap: 22.8px;
  }

  .syb-product-category__list2 {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(6, calc(16.6% - 20px));
    column-gap: 24px;
    border: none;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 100%;
    border: none;
  }

  .syb-product-category__list2_item a {
    width: 100%;
    border: none;
  }

  .syb-product-category__list2_text {
    margin: 15px 0;
    width: 100%;
    text-align: center;
  }

  .syb-product-category__list2_img {
    width: 100%;
    height: auto;
  }

  .syb-subnav__icon i {
    font-size: 100px
  }

  .syb-product-category__list3 {
    grid-template-columns: repeat(5, calc(20% - 10px));
    column-gap: 10px;
    border: none;
  }

  .syb-product-category__list3_item {
    border: none;
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_img img {
    width: 100%;
    height: 100%;
  }

  /* Solutions*/
  .syb-solution {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 15px));
    column-gap: calc(50% - calc(49.95% - 22.5px));
  }

  .syb-solution__img {
    width: 100%;
    height: 200px;
  }

  /* Lasybang Classroom*/
  .syb-course__list {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(4, calc(25% - 20px));
    column-gap: calc(25% - calc(33.3% - 33.3px));
  }

  .syb-courseitem {
    width: 100%;
    cursor: pointer;
    margin-bottom: 25px;
  }

  .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  /* Browsing History */
  .syb-browsing-history__box {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(5, calc(20% - 15px));
    column-gap: 18.75px;
  }

  .syb-browsing-history__img {
    height: 180px;
  }

  /*Points details*/
  .integralList {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(2, calc(50% - 15px));
    column-gap: 30px;
  }

  .syb-integral-mall-list__item {
    width: 100%;
    height: 239px;
  }

  /* Product details */
  .syb-product-info {
    grid-template-columns: calc(65% - 20px) calc(35% - 20px);
    column-gap: 40px;
  }

  .syb-product-info__image img {
    width: 100%;
  }

  .syb-product-info__image video {
    width: 100%;
  }

  /*Confirm order*/
  .syb-confirmOrder-goods {
    display: flex;
    align-items: center;
  }

  .syb-confirmOrder-goods__goods1 {
    width: 45%;
    display: flex;
    align-items: center;
  }

  .confirmOrderImg {
    width: 100px;
    height: 100px;
  }

  .syb-confirmOrder-goods__goods2 {
    width: 30%;
  }

  .syb-confirmOrder-goods__goods3 {
    width: 16.5%;
    min-width: 100px;
    color: #c6231d;
  }

  .syb-confirmOrder-goods__goods4 {
    width: 8.5%;
    min-width: 80px;
    max-width: 90px;
  }
}

.syb-browsing-history__item {
  width: 100%;
}

/* Responsive design - PC */
@media screen and (min-width: 821px) {
  .technology-solution-pc {
    display: block;
  }

  .syb-solution-detail p {
    padding: 12px 8px;
    line-height: 32px;
  }

  .syb-product-pc {
    display: block;
  }

  .syb-product-mobile {
    display: none;
  }

  .syb-product-center-section__list {
    /* justify-content: flex-start !important; */
  }

  .syb-confirm-order .isPc {
    display: flex;
    align-items: center;
  }

  .syb-confirm-order .isPc .confirm-address__btn {
    width: 96px;
    background: #c6231d;
    height: 32px;
    line-height: 32px;
  }

  .syb-confirm-order .isMobile {
    display: none;
  }

  .technology-solution-mobile {
    display: none;
  }

  .course__search_isMobile {
    display: none;
  }

  .course__search_isPc {
    display: flex;
  }

  .syb-service__manual-cover {
    height: 280px;
  }

  .syb-classroom {
    justify-content: space-between;
  }

  .syb-classroom .mobileList {
    display: flex;
    justify-content: space-between;
    width: 41%;
    margin-left: 5%;
  }

  .syb-classroom .mobileList .syb-classroom__list {
    width: calc(50% - 10px);
  }

  .syb-classroom .classroomList-mobile {
    display: none;
  }

  .syb-classroom .classroomList-pc {
    display: flex;
    margin-left: 0;
  }

  .syb-subnav {
    min-width: 100%;
  }

  .syb-header-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: row;
  }

  .syb-header-image {
    max-width: 200px;
    max-height: 130px;
    width: 50%;
    height: auto;
  }

  .syb-icon-more-product {
    font-size: 2.8rem;
  }

  /* Solutions */
  .solution_list_ul {
    overflow-x: auto;
  }

  .solution_list_li {
    display: block;
    word-break: keep-all;
    margin: 0 10px 0 10px !important;
  }

  .syb-service .syb-subnav2 dl {
    margin: 0 40px;
  }

  .syb-user-order {
    width: 100%;
  }

  .cartMobileBottom {
    display: none;
  }

  .cartPcBottom {
    display: block;
  }

  .contentPc {
    display: block;
  }

  .contentMobile {
    display: none;
  }

  .pcBottom {
    display: block;
  }

  .mobileBottom {
    display: none;
  }

  .syb-user-order-confirm {
    color: #c6231d;
  }

  #productCategoriesContainer {
    display: block;
  }

  #productCategoriesContainerMobile {
    display: none;
  }

  .syb-order-list-nav {
    display: flex;
    align-items: center;
    padding-right: 20px;
  }

  .header-slider-product {
    display: flex;
    align-items: flex-start;
    width: 90%;
    max-width: 1440px;
    margin: 0 auto;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    position: absolute;
    z-index: 10;
    left: 0;
    right: 0;
    top: 60px;
    display: none;
    background-color: #fff;
  }

  .header-slider-product-box {
    display: flex;
    flex-direction: column;
  }

  .header-slider-product-left {
    display: flex;
    align-items: flex-start;
  }

  .header-slider-product-left a {
    width: 220px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background-color: #f9f9f9;
  }

  .header-slider-product-right {
    display: flex;
    align-items: flex-start;

  }

  .header-slider-product-right a {
    width: 220px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background-color: #fff;
  }

  .header-slider-product-right-img {
    width: 20px;
    height: 20px;
    background-image: url(/webimage/common/right1.png);
    background-size: cover;
  }

  .header-slider-product-left .active {
    background-color: #e51b24;
    color: #fff;
  }

  .header-slider-product-left .active .header-slider-product-right-img {
    background-image: url(/webimage/common/right.png);
  }

  .header-slider-product-right .active {
    background-color: #e51b24;
    color: #fff;
  }

  .syb-topnav__item .header-slider-product-finnaly a {
    flex-direction: column;
  }

  .syb-topnav__item .header-slider-product-left {
    font-size: 14px;
    color: #333;
    font-weight: bold;
    text-align: left;
  }

  .syb-topnav__item .header-slider-product-right {
    font-size: 14px;
    color: #333;
    font-weight: bold;
    text-align: left;
  }

  .header-slider-product-right .header-slider-product-right-img {
    background-image: url(/webimage/common/right.png);
  }

  .header-slider-product-finnaly .jd-category-level3-img {
    width: 120px;
    height: 120px;
    margin-bottom: 8px;
    overflow: hidden;
    border-radius: 4px;
    border: 1px solid #ebebeb;
  }

  .header-slider-product-finnaly .jd-category-level3-img img {
    width: 100%;
    height: auto;
  }

  .header-slider-product-finnaly .jd-category-level3-name {
    font-size: 14px;
    color: #333;
    font-weight: bold;
    text-align: left;
    word-break: break-word;
    width: 120px;
  }

  .header-slider-product-list {
    /* display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-gap: 14px; */
    margin-left: 40px;
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    padding-bottom: 15px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
  }

  .header-slider-product-finnaly {
    margin-right: 15px;
    margin-bottom: 5px;
  }
}

#toosybarMain {
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  background-color: #ede9e9;
}

.syb-toosybar__item_new {
  border: none;
  background-color: transparent;
  background-image: none;
}

/* ===== R6: secondary category dropdown of the top-level nav item "Syb Lab Classroom" =====
   Applies only to the .is-active-tech item so the existing mega menu position of "Product Display" is unaffected. */
.syb-topnav__item.is-active-tech {
  position: relative;
}

.syb-topnav__item.is-active-tech .syb-topnav__text::after {
  content: '\25BE';
  font-size: 12px;
  margin-left: 4px;
  vertical-align: 2px;
}

.syb-topnav__submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 150px;
  padding: 8px 0;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 1000;
}

.syb-topnav__item.is-active-tech:hover .syb-topnav__submenu {
  display: block;
}

.syb-topnav__submenu a {
  display: block;
  height: auto;
  padding: 8px 20px;
  font-size: 14px;
  line-height: 20px;
  color: #333;
  white-space: nowrap;
}

.syb-topnav__submenu a:hover {
  background: #fdf0f0;
  color: #c6231d;
}

/* ===== Side floating toolbar redesign (R2/R3) =====
   1. Every button always shows its text instead of relying on the hover title tooltip, so the information is directly visible;
   2. Colors are unified to the homepage brand red #c6231d, dropping the original gray gradient and gray background;
   3. The "Expand/Collapse" button matches the main panel above in width and background color and shares one card shell, removing the visual break.
   Note: the selectors are prefixed with .syb-toosybar to raise specificity and override the round button styles in header.min.css. */
.syb-toosybar {
  width: 132px;
  right: 24px;
  /* 2026-10-18: vertically centered on the right (was bottom-anchored) */
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
}

#toosybarMain {
  background-color: #fff;
  border: 1px solid #f0d5d6;
  border-bottom: none;
  border-radius: 10px 10px 0 0;
  box-shadow: 0 6px 20px rgba(198, 35, 29, 0.12);
  overflow: hidden;
}

.syb-toosybar .syb-toosybar__item_new {
  width: 100%;
  height: 44px;
  margin-bottom: 0;
  border: none;
  border-radius: 0;
  background-color: transparent;
  background-image: none;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 12px;
  box-sizing: border-box;
  color: #333;
  font-size: 13px;
  line-height: 1;
  border-bottom: 1px solid #f5eeee;
  transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;
}

.syb-toosybar .syb-toosybar__item_new:hover {
  background-color: #c6231d;
  background-position: 0 0;
  color: #fff;
}

#toosybarMain .syb-toosybar__item_new:last-child {
  border-bottom: none;
}

.syb-toosybar__ic {
  width: 18px;
  flex: 0 0 18px;
  font-size: 17px;
  color: #c6231d;
  text-align: center;
  transition: color 0.2s ease-in-out;
}

.syb-toosybar .syb-toosybar__item_new:hover .syb-toosybar__ic {
  color: #fff;
}

.syb-toosybar__text {
  margin-left: 8px;
  white-space: nowrap;
}

.syb-toosybar__link {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.syb-toosybar .syb-toosybar__toggle {
  border: 1px solid #f0d5d6;
  border-radius: 0 0 10px 10px;
  background-color: #fdf6f6;
  box-shadow: 0 6px 20px rgba(198, 35, 29, 0.12);
}

.syb-toosybar .syb-toosybar__toggle:hover {
  background-color: #c6231d;
  color: #fff;
}

.syb-toosybar .syb-toosybar__toggle:hover .syb-toosybar__ic {
  color: #fff;
}

/* The cart quantity badge follows the row layout and sits vertically centered on the right of the row */
.syb-toosybar .syb-toosybar__item_new .syb-toosybar__badge {
  right: 10px;
  top: 50%;
  margin-top: -8px;
}

/* Narrow screens (mobile) keep the icon button form so the 132px card does not take up too much of the screen */
@media screen and (max-width: 750px) {
  .syb-toosybar {
    width: 50px;
    right: 10px;
  }

  .syb-toosybar__text {
    display: none;
  }

  .syb-toosybar .syb-toosybar__item_new {
    justify-content: center;
    padding: 0;
  }

  .syb-toosybar__link {
    justify-content: center;
  }

  .syb-toosybar__ic {
    flex: none;
  }
}

.header-right-kefu {
  width: 30px;
  height: 30px;
  background-image: url(/webimage/common/kefu.png);
  background-size: cover;
}

.header-right-kefu:hover {
  background-image: url(/webimage/common/kefu-r.png);
  background-size: cover;
}

.header-right-lishi {
  width: 30px;
  height: 30px;
  background-image: url(/webimage/common/lishi.png);
  background-size: cover;
}

.header-right-lishi:hover {
  background-image: url(/webimage/common/lishi-r.png);
  background-size: cover;
}

.header-right-cart {
  width: 30px;
  height: 30px;
  background-image: url(/webimage/common/cart.png);
  background-size: cover;
}

.header-right-cart:hover {
  background-image: url(/webimage/common/cart-r.png);
  background-size: cover;
}

.header-right-user {
  width: 30px;
  height: 30px;
  background-image: url(/webimage/common/user.png);
  background-size: cover;
}

.header-right-user:hover {
  background-image: url(/webimage/common/user-r.png);
  background-size: cover;
}

@media screen and (max-width: 1020px) {
  .header-slider-product-left a {
    width: 170px;
    padding: 10px;
  }

  .header-slider-product-right a {
    width: 170px;
    padding: 10px;
  }
}

@media screen and (max-width: 1520px) {}

/* Help Center */
.syb-common-problem {
  overflow: hidden;
}

.syb-subnav4-wrapper {
  overflow: scroll;
}

.syb-solution-detail {
  overflow: hidden;
  width: 100%;
}

.syb-solution-detail img {
  max-width: 100%;
}

.syb-service__content img {
  max-width: 100%;
}

/* Global styles for rich-text articles and product detail tables */
.syb-solution-detail table,
#solutionDetails table,
.syb-service__content table,
.syb-detail_content table,
.syb-product-detail table,
.mobile-product-content__detail table,
.product-description table,
.rich-text table {
  border-collapse: collapse !important;
  border-spacing: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
  margin: 18px 0 !important;
  font-size: 14px !important;
  line-height: 1.6 !important;
  color: #333 !important;
  border: 1px solid #dcdfe6 !important;
  background-color: #fff !important;
  box-sizing: border-box !important;
}

.syb-solution-detail td,
.syb-solution-detail th,
#solutionDetails td,
#solutionDetails th,
.syb-service__content td,
.syb-service__content th,
.syb-detail_content td,
.syb-detail_content th,
.syb-product-detail td,
.syb-product-detail th,
.mobile-product-content__detail td,
.mobile-product-content__detail th,
.product-description td,
.product-description th,
.rich-text td,
.rich-text th {
  border: 1px solid #dcdfe6 !important;
  padding: 10px 14px !important;
  vertical-align: middle !important;
  word-break: break-word !important;
  box-sizing: border-box !important;
}

.syb-solution-detail th,
#solutionDetails th,
.syb-service__content th,
.syb-detail_content th {
  background-color: #f5f7fa !important;
  font-weight: 600 !important;
  color: #303133 !important;
}

.syb-solution-detail tr:hover td,
#solutionDetails tr:hover td {
  background-color: #fcfcfc;
}

.syb-homepage__title {
  font-size: 32px;
  color: #333;
  font-weight: bold;
  text-align: left;
  margin-bottom: 30px;

}

.syb-solution__section {
  min-height: 100px;
  background: #fff;
  padding: 40px 0 0 0;
}

/* .home_sybkt {
  width: 68.6px;
  height: 40px;
  margin-right: 4px;
} */

/* Responsive design - Mobile */
@media screen and (max-width: 820px) {
  .syb-product-center-banner {
    padding-top: 15px;
  }

  .syb-solution-detail p {
    padding: 8px 5px;
  }

  .syb-product__banner {
    margin-bottom: 0;
  }

  .syb-confirm-order .isPc {
    display: none;
  }

  .syb-confirm-order .confirm-address__text_mobile {
    width: 100%;
  }

  .syb-confirm-order .isMobile {
    display: flex;
  }

  .bottomNone {
    margin-bottom: 0;
  }

  .home_sybkt {
    width: 24px;
    height: 24px;
    margin-right: 5px;
  }

  .syb-solution__section {
    padding-top: 20px;
  }

  .syb-sloution-pagetitle {
    margin: 0 !important;
  }

  .syb-homepage__title {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .syb-product-center__main {
    padding-top: 20px;
  }

  /* Level 2 product category page */
  .syb-productClassification2-main {
    min-height: calc(100vh - 110px);
  }

  /* .syb-product-category__list1 {
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 55px;
  } */


  .syb-product-category__list1_img {
    /* width: 100%;
    height: 150px; */
  }

  .syb-pagetitle2__cn::before,
  .syb-pagetitle2__cn::after {}

  .syb-product-category__list1_item {
    /* width: 145px; */

    cursor: pointer
  }

  /* .syb-product-category__list2_img {
    width: 150px;
    height: 150px;
  }

  .syb-product-category__list2_item {
    width: 100%;
    height: 200px;
  } */

  .syb-product-category__list2_item a {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 12px;
  }

  .syb-product-category__list2_text {
    text-align: center;
    margin-top: 12px;
  }

  .syb-product-category__list2 {
    /* grid-template-columns: repeat(4, 1fr);
    margin-bottom: 20px; */
  }

  .syb-product-category__list3 {
    grid-template-columns: repeat(3, 33.3%);
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_item {
    max-height: 400px;
    overflow: hidden;
  }

  /* Cart */
  .syb-cart__head-step span {
    max-width: 120px;
  }

  .table__foot_mobile_left {
    display: flex;
    align-items: center;
  }

  .table__foot_order_mobile_left {
    display: flex;
    flex-direction: column;
  }

  .syb-cart-table__col:nth-of-type(6) .button {
    width: 40px;
    margin-left: calc(100% - 66px);
  }

  .sybMbile-main {
    min-height: calc(100vh - 110px);
  }

  .cartMobileBottom {
    display: flex;
    align-items: center;
    width: 90%;
    position: fixed;
    bottom: 60px;
  }

  .cartMobileBottom .syb-cart-table__foot {
    width: 100%;
    display: flex;
    align-items: center;
    flex-direction: row;
  }

  .cartPcBottom {
    display: none;
  }

  .cartMobileBottomFlex {
    display: flex;
    align-items: center;
  }

  .syb-subnav2 {
    display: flex;
  }

  .syb-subnav2 dl {
    margin: 0;
    width: 25%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  /* Syb Lab Classroom */
  .technology-solution-pc {
    display: none;
  }

  .technology-solution-mobile {
    display: block;
  }

  /* Mobile solutions carousel styles */
  #technologySolutionSwiperMobile {
    position: relative;
    width: 100%;
    height: 42.6vw !important;
  }

  .syb-solution-mobile-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    z-index: 1;
  }

  .syb-solution-mobile-item.active {
    opacity: 1;
    z-index: 2;
  }

  .syb-solution-mobile-item a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    text-decoration: none;
    color: inherit;
  }

  .syb-solution-mobile-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .syb-solution-mobile-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: white;
    padding: 20px 15px 15px;
  }

  .syb-solution-mobile-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 5px;
    line-height: 1.2;
  }

  .syb-solution-mobile-desc {
    font-size: 12px;
    line-height: 1.4;
    opacity: 0.9;
  }

  /* Syb Lab Classroom */
  .syb-classroom {
    height: auto;
    flex-direction: column;
  }

  .technology-solution-mobile .syb-button {
    padding: 0 15px;
  }

  .syb-pagetitle {
    margin-top: 20px !important;
  }

  .syb-solution-swiper-dot .syb-button {
    margin: 15px;
  }

  .syb-classroom .syb-classroom__swiper {
    width: 100% !important;
    max-width: 100%;
  }

  .syb-classroom .mobileList {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
  }

  .syb-classroom .mobileList .syb-classroom__list {
    width: calc(50% - 10px);
  }

  .syb-classroom .classroomList-mobile {
    display: flex;
  }

  .syb-classroom .classroomList-pc {
    display: none;
  }

  .classroomList-pc {
    display: none;
  }

  .syb-classroom .layui-carousel-ind {
    margin-left: 0;
  }

  /* Solutions */
  .syb-solution__item {
    width: 100%;
    margin-right: 0;
  }

  /* .syb-solution__item .syb-solution__img {
    width: 100%;
    height: 46.5vw;
  } */

  .syb-subnav3 ul {
    overflow: auto;
  }

  .syb-subnav3 ul li {
    margin: 0 10px;
    display: block;
    word-break: keep-all;
  }

  /* Syb Lab Classroom */
  .course__search_isMobile {
    display: block;
  }

  .course__search_isPc {
    display: none;
  }

  .syb-course__search-left {
    display: flex;
    align-items: center;
  }

  .syb-course__search-right {
    width: 100%;
  }

  .syb-course__filter {
    width: 100%;
  }




  /* Technical articles */
  .syb-service__item {
    width: 100%;
    margin-right: 0;
  }

  .syb-service__item .syb-service__img {
    width: 100%;
    height: 46.5vw;
  }

  /* Optics encyclopedia */
  .syb-service__manual {
    justify-content: space-between;
  }

  .syb-service__manual-item {
    width: calc(33.3% - 10px);
    margin-right: 0;
    margin-bottom: 20px;
  }

  .syb-service__manual-cover {
    width: 100%;
    height: 26.5vw;
  }

  .syb-service__manual-title {
    margin: 10px 0 20px;
  }

  .syb-main {
    height: calc(100vh - 110px);
    overflow-y: scroll;
  }

  .syb-main-page {
    height: calc(100vh - 170px);
  }

  .syb-courseitem {
    margin-bottom: 20px;
  }

  /*Confirm order*/
  .syb-confirmOrder-goods {
    display: flex;
    align-items: center;
  }

  .syb-confirmOrder-goods__goods1 {
    width: 45%;
    display: flex;
    align-items: center;
  }

  .confirmOrderImg {
    width: 100px;
    height: 100px;
  }

  .syb-confirmOrder-goods__goods2 {
    width: 30%;
  }

  .syb-confirmOrder-goods__goods3 {
    width: 12.5%;
    min-width: 100px;
    color: #c6231d;
  }

  #totalPay {
    font-size: 36px;
  }

  .syb-checkout-push {
    padding: 15px;
  }

  .syb-checkout-goods {
    padding: 10px 0;
  }

  .syb-checkout-push .syb-button {
    line-height: 42px;
    padding: 0 20px;
  }

  .syb-confirmOrder-goods__goods4 {
    width: 12.5%;
    min-width: 70px;
  }

  .syb-cart__head-step span {
    width: 180px;
  }

  .syb-checkout-total {
    padding: 15px;
  }

  .syb-confirm-order .syb-cart-table__content {
    padding: 15px;
  }

  .contentPc {
    display: none;
  }

  .contentMobile {
    display: flex;
    flex-direction: column;
  }

  .contentMobile .contentMobileGoods {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid #f7f7f7;
  }

  .contentMobile .contentMobileGoods .contentMobileImg {
    width: 90px;
    height: 90px;
  }

  .contentMobile .contentMobileInfo {
    display: flex;
    flex-direction: column;
    width: calc(100% - 105px);
    margin-left: 15px;
  }

  .contentMobile .contentMobileInfo .contentMobileName {
    font-weight: bold;
    font-size: 16px;
    min-height: 30px;
    ellipsis: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .contentMobile .contentMobileInfo .contentMobileSkuName {
    font-size: 14px;
    columns: #ebebeb;
    ellipsis: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    -webkit-line-clamp: 2;
    min-height: 40px;
  }

  .contentMobile .contentMobileInfo .contentMobileBottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .contentMobile .contentMobileInfo .contentMobileBottom .contentMobilePrice {
    color: #c6231d;
  }

  .contentMobile .contentMobileInfo .contentMobileBottom .contentMobileNum {}

  .syb-confirm-order .mobile_table__content {
    padding: 15px 0;
    margin-bottom: 100px;
  }

  #totalPayMobile {
    font-size: 22px;
    color: #c6231d;
  }

  .mobileBottomRight {
    background-color: transparent;
    margin-right: 40px;
  }

  .pcBottom {
    display: none;
  }

  .mobileBottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .order_list_mobile .syb-user-order__product_img {
    margin-right: 12px;
  }

  .order_list_mobile .syb-user-order__product_info_box {
    display: flex;
    flex-direction: column;
  }

  .order_list_mobile .syb-user-order__product_info {
    display: flex;
    flex-direction: column;
    width: calc(100% - 102px);
  }

  .order_list_mobile .syb-user-order__product_name {
    font-size: 16px;
    min-height: 24px;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    -webkit-line-clamp: 1;

  }

  .order_list_mobile .syb-user-order__product_properties {
    font-size: 14px;
    columns: #ebebeb;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .order_list_mobile .syb-user-order-product-price-count {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .order_list_mobile .syb-user-order-product-price-count .syb-user-order-product-price {
    color: #c6231d;
  }

  .order_list_mobile .syb-user-order__product_bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: -20px;
    padding-bottom: 10px;
    padding-left: 20px;
  }

  .order_list_mobile .syb-user-order__product_bottom .syb-user-order__product_bottom_price {
    color: #c6231d;
    font-size: 16px;
  }

  .order_list_mobile .syb-user-order__product_bottom .syb-user-order__textbtn {
    border: 1px solid #c0c0c0;
    border-radius: 5px;
    font-size: 14px;
  }

  .syb-product-tabs-mobile__content_item {
    width: 100%;
    overflow: hidden;
  }

  .order_list_pc {
    display: none;
  }

  .order_list_mobile {
    display: block;
  }

}

@media screen and (max-width: 680px) {
  .syb-courseitem {
    width: 100%;
  }

  .syb-courseitem .syb-courseitem__img {
    width: 100%;
    height: auto;
  }

  .syb-service__manual-item {
    width: calc(50% - 10px);
    margin-right: 0;
    margin-bottom: 20px;
  }

  .syb-service__manual-cover {
    width: 100%;
    height: 46.5vw;
  }

}

/* Responsive design - Mobile */
@media screen and (max-width: 480px) {
  /* .syb-product-category__list1_item {
    margin-right: 0;
    width: calc(50% - 10px);
    margin-bottom: 20px;
  } */

  /* .syb-product-category__list1_img {
    width: 100%;
    height: 46.5vw;
  } */

  /* .syb-pagetitle2__cn::before,
  .syb-pagetitle2__cn::after {
    width: 85px;
  } */
  /* 
  .syb-product-category__list2_img {
    width: 150px;
    height: 150px;
  } */

  /* .syb-product-category__list1_item {
    height: 55.5vw;
    margin-bottom: 10px;
  } */

  /* .syb-product-category__list2 {
    grid-template-columns: repeat(2, 1fr);
    margin-bottom: 20px;
  } */

  .syb-product-category__list3 {
    grid-template-columns: repeat(2, 50%);
  }

  .syb-product-category__list3 .syb-product-category__list3_img {
    width: 100%;
    height: auto;
  }

  .syb-product-category__list3 .syb-product-category__list3_item {
    max-height: 350px;
    overflow: hidden;
  }

  .syb-course__search-left .syb-button {
    padding: 0 12px;
  }

  .syb-course__search-left .syb-button i {
    margin-right: 4px;
  }
}

/*
Pagination
*/
.paginationBox {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 100%;
  overflow-x: auto;
  margin-top: 20px;
  margin-bottom: 20px;
}

.syb-pagination__item {
  margin: 0 10px;
  width: 28px;
  height: 28px;
  font-size: 12px;
  background: #e5e5e5;
  text-align: center;
  box-sizing: border-box;
  border: 1px solid #e5e5e5;
  border-radius: 50%;
  cursor: pointer;
  color: #333;
  display: flex;
  align-items: center;
  justify-content: center;
}

.syb-pagination__item img {
  width: 20px;
  height: 20px;
}

.syb-pagination__item.active {
  color: #c6231d;
  background: #fdd9d9;
  border-color: #c6231d;
}

.syb-service .syb-subnav2 {
  height: 70px;
}

.syb-courseitem__title {
  margin-top: 5px;
}

@media screen and (max-width:1400px) {
  .syb-user-account__order dl {
    width: 100px;
  }
}

/* My Account */
@media screen and (max-width:1273px) {
  .syb-user-wrapper .auto-content {
    display: flex;
    flex-direction: column;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar {
    display: flex;
    width: 100%;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__header {
    display: none;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list {
    width: 100%;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list ul {
    display: flex;
    width: 100%;
  }

  .syb-user-container {
    margin-left: 0;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list ul li {
    width: 10%;
  }

  .syb-user-account__order dl {
    width: 90px;
  }
}


.invoce_pc {
  display: block;
}

.invoce_mobile {
  display: none;
}

@media screen and (max-width:1024px) {

  .layui-table td,
  .layui-table th {
    padding: 9px 0;
  }

  .syb-user-search {
    width: 200px;

    .syb-user-title__nav li {
      margin-right: 15px;
    }
  }
}

@media screen and (max-width:930px) {
  .auto-content dl {
    width: 75px;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list ul {
    display: flex;
    width: 100%;
    flex-wrap: wrap;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list ul li {
    width: 20%;
  }

}

.syb-user-integral {
  width: calc(60% - 40px);
  max-width: 460px;
}

@media screen and (max-width:840px) {
  .syb-user-container .syb-user-account__top {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 170px;
    padding-top: 20px;
    padding-bottom: 15px;
  }

  .syb-user-container .syb-user-account__top .syb-user-account__info_avatar {
    width: 75px;
    height: 75px;
  }

  .syb-user-account__info_nickname {
    font-size: 16px;
  }

  .syb-user-account__info_btn {
    width: 110px;
    height: 22px;
    line-height: 22px;
    font-size: 14px;
  }

  .syb-user-address__content {
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(1, 100%);
  }

  .syb-user-address__content {
    padding: 0;
  }

  .syb-user-address__item {
    padding: 0 15px;
  }

  .syb-pagination__item {
    margin: 0 5px;
    width: 24px;
    height: 24px;
    font-size: 12px;
    background: #e5e5e5;
    text-align: center;
    box-sizing: border-box;
    border: 1px solid #e5e5e5;
    border-radius: 50%;
    cursor: pointer;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

@media screen and (max-width:600px) {
  .syb-user-account__content .syb-user-account__row {
    display: flex;
    flex-direction: column;
  }

  .syb-user-account__content .syb-user-account__row .syb-user-account__col {
    width: 100%;
  }

  .syb-user-account__content .syb-user-account__row .syb-user-integral {
    min-height: 50px;
  }

  .syb-user-container {
    padding: 12px;
  }

  .syb-user-info .layui-form {
    width: 100%;
  }

  .syb-user-info .layui-form .layui-input-block-btn {
    margin-left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

@media screen and (max-width:520px) {
  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list {
    padding: 10px;
  }

  .syb-user-wrapper .auto-content .syb-user-sidebar .syb-user-sidebar__list ul li {
    font-size: 14px;
    height: 32px;
    line-height: 32px;
  }

  .layui-layer-content .user-edit-form {
    width: 320px;
    padding: 0;
  }

  .layui-layer-page .layui-layer-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .layui-layer-title {
    height: 40px;
    line-height: 40px;
    font-size: 18px;
  }

  .layui-layer-setwin {
    top: 8px;
  }

  .layui-input-block .user-edit-form__avatar {
    width: 75px;
    height: 75px;
  }

  .syb-user-container .syb-user-account {
    padding: 0;
  }

  .syb-user-container {
    padding: 0;
  }

  .syb-user-container .syb-user-account__top {
    padding-left: 12px;
    padding-right: 12px;
  }

  .syb-user-title__nav {
    font-size: 14px;
  }

  .syb-user-title__nav li {
    margin-right: 10px;
  }
}

/*
Rich text details
*/
.syb-detail_title {
  font-size: 24px;
  font-weight: 500;
  line-height: 36px;
  color: #333;
  text-align: center;
}

.syb-detail_time {
  font-size: 14px;
  font-weight: 400;
  line-height: 24px;
  color: #999;
  text-align: center;
}

/* Detail page view count (same visual level as the publish time, centered) */
.syb-detail_browse {
  font-size: 14px;
  font-weight: 400;
  line-height: 24px;
  color: #999;
  text-align: center;
}

/* Detail page attachment (PDF) download / preview (R8, R44) */
.syb-detail_file {
  text-align: center;
  margin: 16px 0 8px;
}

.syb-detail_file-btn {
  display: inline-block;
  margin: 0 6px;
  padding: 6px 18px;
  border-radius: 6px;
  background: #c6231d;
  color: #fff;
  font-size: 14px;
  line-height: 20px;
  cursor: pointer;
  text-decoration: none;
}

.syb-detail_file-btn:hover {
  background: #a81c22;
  color: #fff;
}

.syb-detail_file-btn--preview {
  background: #fff;
  color: #c6231d;
  border: 1px solid #c6231d;
}

.syb-detail_file-btn--preview:hover {
  background: #fdf0f0;
  color: #c6231d;
}

.syb-detail_file-preview {
  margin-top: 12px;
}

.syb-detail_file-preview iframe {
  display: block;
}

.syb-detail_introduction {
  font-size: 16px;
  font-weight: 400;
  line-height: 32px;
  color: #333;
}

.syb-user-search {
  width: 220px;
}

@media screen and (min-width:850px) and (max-width:950px) {
  .syb-user-search {
    width: 150px;
  }

  .syb-user-title__nav li {
    margin-right: 15px;
  }
}

@media screen and (max-width:849px) {

  .invoce_pc {
    display: none;
  }

  .invoce_mobile {
    display: block;
  }

  .syb-user-search {
    display: none;
  }

  .syb-user-order__content {
    padding: 0;
  }

  .syb_order_mobile_list {
    background-color: #f5f5f5;
    position: relative;
    margin: 0 10px 20px 10px;
  }

  .order_mobile_item a {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 20px;
  }

  .order_mobile_item {
    padding-bottom: 20px;
  }

  .order_mobile_item_last {
    padding-bottom: 30px;
  }

  .syb-user-order__title {
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    line-height: 32px;
  }

  .order_price {
    text-align: right;
    margin-right: 20px;
    position: absolute;
    right: 0;
    bottom: 10px;
  }

  .order_list_mobile .syb-user-goods {
    padding: 12px;
  }

  .syb-order-mobile .syb-user-section__content {
    padding: 12px;
  }

  .syb-order-mobile .syb-user-section__title {
    padding: 0 12px;
  }

  .syb-order-mobile .syb-button {
    padding: 0 12px;
    font-size: 14px;
  }

  .invoce_item {
    width: calc(100% - 48px);
    margin-left: 12px;
    background-color: #f5f5f5;
    border-radius: 8px;
    padding: 0 12px 12px 12px;
    margin-bottom: 20px;
  }

  .invoce_item .invoce_item_flex {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: space-between;
    padding-top: 12px;
  }

  .invoce_item .invoce_item_flex .invoce_button {
    color: #fff;
    background: #c6231d;
    padding: 0 20px;
    font-size: 14px;
    border-radius: 15px;
    height: 32px;
    line-height: 32px;
    cursor: pointer;
  }
}

@media screen and (min-width:1274px) and (max-width:1474px) {
  .syb-user-title__nav li {
    margin-right: 15px;
  }

  .syb-user-search {
    width: 200px;
  }
}

.justEnd {
  justify-content: flex-end !important;
}

.integralFlex {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.integral_list_mobile_item {
  width: calc(100% - 48px);
  margin-left: 12px;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 12px;
  background-color: #f5f5f5;
}

/* Product details */
.syb-goods-table th {
  line-height: 50px;
}

/* Points details */

.syb-integral-mall-list {
  padding-left: 0;
}

/* More than 2 lines... */
.ellis2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

@media screen and (max-width:820px) {
  .hasPage {
    height: calc(100vh - 170px);
  }

  .syb-order-list-children {
    position: relative;
  }

  .syb-order-list-children a span {
    position: absolute;
    background: red;
    color: #fff;
    border-radius: 50px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    right: -20px;
    top: -15px;
    transform: scale(0.7);

  }

  .syb-order-list-children .order_kh {
    display: none;
  }

  .syb-product-pc {
    display: none;
  }

  .syb-product-mobile {
    display: block;
  }

  .syb-header-user {
    width: 80px;
    text-align: right;

  }

  .address-form .cascade {
    display: flex;
    flex-direction: column;
  }

  .address-form .cascade>div {
    margin-right: 0 !important;
    margin-bottom: 10px;
  }

  .address-form .cascade div {
    margin-right: 0;
  }

  .mobileLogout {
    color: #c6231d;
  }

  .cartMobileBottom {
    display: block;
  }

  .cartPcBottom {
    display: none;
  }

  .order_list_mobile .syb-user-order__product_bottom .syb-user-order-confirm {
    background-color: #c6231d;
    color: #fff;
    border: 1px solid #c6231d;
    border-color: #c6231d;
  }

  #productCategoriesContainer {
    display: none;
  }

  #productCategoriesContainerMobile {
    display: flex;
  }

  .syb-user-integral-mobile .number {
    font-size: 24px;
  }

  .syb-user-integral-mobile .syb-user-container {
    padding: 10px;
  }

  .mobile-spec-option {
    font-size: 12px;
    padding: 8px;
  }

  .syb-order-list-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding-right: 20px;
  }
}

/* .syb-main{
  width: 1400px !important;
  height: 400px !important;
  overflow: hidden;
  padding-top:120px;
} */
.syb-browsing-history__img {
  width: 100%;
}

.homeSwiperImage {
  width: 100%;
  height: 100%;
}

.zkImage {
  width: 30px;
  height: 30px;
  cursor: pointer;
}

.syb-product-specs {
  width: 100%;
  padding: 15px 0;
}

.syb-product-specs table {
  width: 100%;
}

.syb-product-specs img {
  max-width: 100%;
}

.mobile-spec-modal__product-price-box {
  display: flex;
  align-items: flex-end;
}

.mobile-spec-modal__product-one-price {
  font-size: 14px;
  /* Strikethrough */
  text-decoration: line-through;
  color: #999;
}

.syb-cart-table__col:nth-of-type(2) .img {
  width: 110px;
  height: 110px;
}

@media screen and (max-width:720px) {
  .syb-confirm-order .layui-layer-title {
    /* height: 32px;
    line-height: 32px;
    font-size: 16px; */
  }

  .layui-layer-content {
    padding: 8px 0;

  }

  .syb-confirm-order .layui-layer-content .selectaddress {
    padding: 12px;
  }

  .syb-confirm-order .layui-layer-content .selectaddress .selectaddress__btn {
    padding: 4px 9px;
  }

  .syb-confirm-order .layui-layer-content .selectaddress .selectaddress__content {
    max-height: 620px;
    border: none;
  }

  .syb-toosybar {
    top: auto;
    bottom: 120px;
    transform: none;
  }
}

.orderDetailsPrice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 12px 20px 12px;
}

.orderDetails {
  margin-bottom: 0;
}

.orderDetailsPrice1 {}

.orderDetailsPrice2 {
  color: #c6231d;
}

.orderDetailsPrice3 {
  color: #c6231d;
}

/* .syb-user-order__product_img{
  position: relative;
}
.syb-user-order__product_img img:hover {
    opacity: 1;
    transform: translate(-20px, -20px);
    width: 120px;
    height: 120px;
    position: absolute;
}
.layui-table .syb-user-order__product_img  img{
  max-width: 140px;
} */
.syb-order-details .syb-button {
  width: 120px;
}

.syb_order_details_invoice_item {
  border-radius: 6px;
  padding: 15px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px dashed #c8c8c8;
}

.syb_order_details_invoice_item.selected {
  border-color: #c6231d;
}

.syb_order_details_invoice_item h3 {
  margin-bottom: 15px;
  font-size: 18px;
}

.syb_order_details_invoice_item p {
  height: auto;
  font-size: 16px;
  color: #333;
  line-height: 1.5;

}

.invoce_button_pc {
  color: #c6231d;
  cursor: pointer;
}

.layui-layer-btn .layui-layer-btn0,
.layui-layer-btn .layui-layer-btn1 {
  width: 120px;
}

.syb-user-order__product_item {
  display: flex;
  align-items: center;
}

.syb-user-order__product_num {
  position: absolute;
  right: 10px;
}


.syb-solution-mobile-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  z-index: 1;
}

.syb-solution-mobile-item.active {
  opacity: 1;
  z-index: 2;
}

.syb-solution-mobile-item a {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  text-decoration: none;
  color: inherit;
}

.syb-solution-mobile-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Homepage mobile adjustments */
@media screen and (max-width:550px) {

  /**Homepage product center*/
  .syb-homepage-main .syb-homepage__product {
    display: grid;
    grid-auto-flow: row dense;
    /* Automatic wrapping */
    grid-template-columns: repeat(3, calc(33.3% - 6px));
    column-gap: 9px;
  }

  .syb-homepage-main .syb-homepage__product_item h3 {
    font-size: 14px;
  }

  .syb-homepage-main .syb-homepage__product_item {
    margin-bottom: 12px;
  }

  .syb-homepage-main .syb-homepage__product_item .syb-icon-more-product {
    font-size: 50px !important;
    margin-top: 10px !important;
  }

  .syb-homepage-main .syb-homepage__newproduct_icon {
    flex: 0 0 100px;
  }

  /* .syb-homepage-main .syb-homepage__section{
    padding-top: 20px;
    margin-top: 20px;
  } */
  .syb-homepage-main .syb-solution-swiper-dot .syb-button {
    margin: 0 15px;
  }

  .syb-homepage-main .syb-courseitem {
    margin-bottom: 12px !important;
  }
}

.syb-order-button-list {
  display: flex;
  align-items: center;
}

.syb-paymentmethod__list {
  display: flex;
  align-items: center;
  margin: 20px;
}

.syb-paymentmethod__item {
  width: 145px;
  height: 50px;
  border: 1px solid #e5e5e5;
  margin-right: 10px;
  overflow: hidden;
  cursor: pointer;
}

.syb-paymentmethod__item img {
  width: 100%;
}

.syb-paymentmethod__item--active {
  border-color: #c6231d;
}

.syb-order-list-children.is-active a {
  color: #c6231d;
}

.address-info {
  width: calc(100% - 60px);
}

.address-item {
  position: relative;
}

.default-tag {
  position: absolute;
  right: 5px;
  top: 5px;
}

#homepageSolutionSwiper .syb-solution-swiper__control--prev {
  display: none;
}

#homepageSolutionSwiper .syb-solution-swiper__control--next {
  display: none;
}

@media screen and (min-width:821px) {
  .syb-homepage__section .syb-solution-mobile-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: white;
    padding: 20px 15px 15px;
  }

  .syb-homepage__section .syb-solution-mobile-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 5px;
    line-height: 1.2;
  }

  .syb-homepage__section .syb-solution-mobile-desc {
    font-size: 18px;
    line-height: 1.4;
    opacity: 0.9;
  }
}

/* ============================================================================
   2026-10-18 (synced from the Chinese site)
   - language switch (top-right)
   - shared file buttons + manual card (Get Manual / Optics Encyclopedia)
   - product "Product Documents" block
   ============================================================================ */

.syb-lang-switch {
  display: inline-flex;
  align-items: center;
  margin-left: 12px;
  font-size: 12px;
  color: #999;
  line-height: 1;
}

.syb-lang-switch__item {
  color: #999;
  text-decoration: none;
  padding: 0 2px;
}

.syb-lang-switch__item:hover {
  color: #c6231d;
  text-decoration: none;
}

.syb-lang-switch__item.is-active {
  color: #c6231d;
  font-weight: 600;
  cursor: default;
}

.syb-lang-switch__sep {
  color: #dcdcdc;
  padding: 0 2px;
}

.syb-courseitem--manual {
  display: flex;
  flex-direction: column;
}

.syb-courseitem--manual .syb-courseitem__img {
  width: 100%;
  overflow: hidden;
  border-radius: 8px;
  background: #f7f7f7;
}

.syb-courseitem--manual .syb-courseitem__img img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.syb-courseitem--manual .syb-courseitem__title {
  margin-top: 10px;
  font-size: 14px;
  color: #333;
  line-height: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 40px;
}

.syb-courseitem__file-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.syb-file-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 30px;
  padding: 0 10px;
  font-size: 13px;
  color: #c6231d;
  border: 1px solid #f0d0d1;
  border-radius: 15px;
  background: #fff;
  cursor: pointer;
  transition: all .2s ease;
  white-space: nowrap;
}

.syb-file-btn:hover {
  background: #fdf0f0;
  color: #c6231d;
}

.syb-file-btn--primary {
  background: #c6231d;
  border-color: #c6231d;
  color: #fff;
}

.syb-file-btn--primary:hover {
  background: #a91a15;
  border-color: #a91a15;
  color: #fff;
}

.syb-file-btn--disabled {
  flex: 1;
  color: #999;
  border-color: #eee;
  background: #fafafa;
  cursor: not-allowed;
}

.syb-file-btn--disabled:hover {
  background: #fafafa;
  color: #999;
}

.syb-course__list .syb-courseitem--manual {
  margin-bottom: 20px;
}

.syb-price-bargain {
  color: #c6231d;
  font-weight: 600;
}

.syb-cart-bargain-tip {
  margin-top: 4px;
  font-size: 12px;
  color: #c6231d;
  line-height: 18px;
}

.syb-product-doc {
  margin: 10px 0 16px;
  padding: 12px 14px;
  background: #fdf7f7;
  border: 1px solid #f3d7d8;
  border-radius: 8px;
}

.syb-product-doc__head {
  font-size: 14px;
  font-weight: 600;
  color: #c6231d;
  margin-bottom: 8px;
  line-height: 20px;
}

.syb-product-doc__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.syb-product-doc__name {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: #333;
  line-height: 20px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.syb-product-doc__name i {
  color: #c6231d;
  font-size: 15px;
}

.syb-product-doc__actions {
  display: inline-flex;
  gap: 8px;
  flex: 0 0 auto;
}

.syb-product-doc__actions .syb-file-btn {
  min-width: 64px;
  height: 28px;
  font-size: 13px;
}

/* 2026-10-18: 1920x400 banner on top of the classroom page (admin-configurable) */
.syb-classroom-banner {
  width: 100%;
  margin: 0 0 20px;
  border-radius: 10px;
  overflow: hidden;
  line-height: 0;
}

.syb-classroom-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1920 / 400;
  object-fit: cover;
  background: #f5f5f5;
}