.container {
  max-width: var(--page-width);
  margin: 0 auto;
}
.icon {
  background: url('/uploads/pages/sprite.png') no-repeat;
  background-size: 1099px 1263px;
  display: inline-block;
}
.article-top {
  /*opacity: 0;*/
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 10px 0;
  background-color: #fff;
  box-shadow: rgba(83, 108, 128, 0.2) 1px 4px 4px;
  z-index: 1000;
  transform:translateY(-66px);
  transition: all 0.5s;
}
.article-top .container {
  display: flex;
  align-items: center;
}
.article-top .article-top_left {
  flex: 0 0 60%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.article-top .article-top_left .left_jump {
  float: right;
  font-size: 18px;
  color: #666;
}
.article-top .article-top_left .left_jump span {
  font-size: 18px;
  color: #4596e5;
}
.article-top .left_to {
  display: flex;
  align-items: center;
  font-size: 18px;
  color: #333;
}
.article-top .left_to .to_logo {
  margin-right: 10px;
  background-position: -741px -185px;
  width: 39px;
  height: 39px;
}
.article-top .left_to:hover {
  color: #4f8cff;
}
.article-top .article-top_right {
  margin-left: 25px;
}
.article-top .article-top_right .button {
  padding: 7px 21px;
  display: inline-block;
  text-align: center;
  border-radius: 6px;
  border: 1px solid #4f8cff;
}
.article-top .right_down-win {
  background-color: #fff;
  margin-right: 10px;
  color: #4f8cff;
}
.article-top .right_down-win:hover {
  background-color: #4f8cff;
  color: #fff;
}
.article-top .right_down-win:hover .icon-win {
  background-position: -452px -285px;
}
.article-top .right_down-mac {
  background-color: #4f8cff;
  color: #fff;
}
.article-top .right_down-mac:hover {
  background-color: #fff;
  color: #4f8cff;
}
.article-top .right_down-mac:hover .icon-mac {
  background-position: -578px -931px;
}
.article-top .icon-win,
.article-top .icon-mac {
  vertical-align: middle;
  margin-left: 5px;
}
.article-top .icon-win {
  background-position: -503px -932px;
  width: 14px;
  height: 18px;
  vertical-align: middle;
}
.article-top .icon-mac {
  background-position: -526px -932px;
  width: 14px;
  height: 18px;
}
.article-top.on {
  /*opacity: 1;*/
  /*top: 0;*/
  transform:translateY(0px);
  /*bottom: unset;*/
}
.nav {
  background-color: #4d6c82;
  padding: 15px 0;
}
.nav .nav_item {
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  padding-right: 20px;
  position: relative;
}
.nav .nav_item::after {
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  content: '>';
}
.nav .nav_item:last-child::after {
  content: none;
}
.content {
  margin-top: 40px;
}
.content .container {
  display: flex;
  justify-content: space-between;
}
.content .content-inner {
  flex: 0 1 720px;
  margin-left: 20px;
}
.content .content-inner > p {
  margin: 30px 0;
}
.content .content-inner p,
.content .content-inner li {
  color: #414141;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}
.content .content-inner p a,
.content .content-inner li a {
  color: #55acef;
  text-decoration: underline;
}
.content .content-inner p a:hover,
.content .content-inner li a:hover {
  color: #7ec2f7;
}
.content .content-inner ul,
.content .content-inner ol {
  margin: 15px 0px;
}
.content .content-inner ul li {
  list-style-position: outside;
  list-style-type: disc;
  margin: 8px 0 8px 20px;
}
.content .content-inner ol li {
  list-style-position: outside;
  list-style-type: decimal;
  margin: 8px 0 8px 20px;
}
.content .content-inner img,
.content .content-inner a > img {
  max-width: 100%;
  height: auto;
  margin: 50px 0;
}
.content .content-inner iframe {
  width: 100%;
  height: 408px;
}
.content h1,
.content h2,
.content h3 {
  color: #000000;
  font-weight: 700;
  line-height: 1.5;
}
.content h1 {
  color: #080f30;
  font-size: 36px;
  margin-bottom: 22px;
}
.content h2 {
  font-size: 24px;
  margin: 32px 0;
  position: relative;
}
.content h2::after {
  position: absolute;
  content: '';
  left: 0;
  bottom: -8px;
  width: 38px;
  height: 5px;
  background: #55acef;
}
.content h3 {
  margin: 20px 0;
  font-size: 18px;
}
.content .content_info {
  color: #5c5c5c;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  display: flex;
  border-bottom: 1px #dbdde8 solid;
  padding-bottom: 20px;
}
.content .content_info p {
  margin-left: 30px;
}
.content .content_info p:first-child {
  margin-left: 0;
}
.content .content_info .info_name {
  color: #000000;
  font-size: 18px;
  font-weight: 700;
}
.content .content-iframe {
  margin: 50px 0;
  background: #f3f3f3;
}
.content .iframe-chapter {
  padding: 20px 28px;
  color: #5c5c5c;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}
.content .iframe-chapter .chapter_title {
  font-size: 18px;
}
.content .iframe-chapter .chapter_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 7px;
}
.content .iframe-chapter .chapter-list_item {
  flex: 0 0 290px;
  cursor: pointer;
  padding: 3px;
  border-radius: 5px;
  display: flex;
}
.content .iframe-chapter .chapter-list_item:hover {
  background: #bbbaba;
}
.content .iframe-chapter .list-item_time {
  margin-right: 14px;
}
.content .download-btn-box {
  margin: 30px 0;
  display: flex;
}
.content .download-btn-box .download-btn {
  flex: 33% 0;
  margin-right: 30px;
}
.content .download-btn-box .btn {
  position: relative;
  box-sizing: border-box;
  display: flex;
  flex-flow: column nowrap;
  padding: 10px;
  background: linear-gradient(90deg, #3177ee 0%, #2eb1d0 100%);
  border-radius: 40px;
  padding-left: 30px;
  transition: all 0.5s;
}
.content .download-btn-box .btn::after {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-block;
}
.content .download-btn-box .btn:hover {
  transform: translateY(-5px);
  background: linear-gradient(90deg, #2eb1d0 0%, #3177ee 100%);
}
.content .download-btn-box .btn span:nth-child(1) {
  font-weight: 700;
  font-size: 20px;
  line-height: 1.5;
  color: #fff;
}
.content .download-btn-box .btn span:nth-child(2) {
  font-weight: lighter;
  font-size: 14px;
  line-height: 1.5;
  color: #fff;
}
.content .download-btn-box .win-btn::after {
  content: '';
  background: url('/uploads/pages/sprite.png') no-repeat;
  background-size: 1099px 1263px;
  background-position: -450px -930px;
  width: 19px;
  height: 20px;
}
.content .download-btn-box .mac-btn::after {
  content: '';
  background: url('/uploads/pages/sprite.png') no-repeat;
  background-size: 1099px 1263px;
  background-position: -477px -927px;
  width: 18px;
  height: 23px;
}
.content .download-btn-box .intro {
  box-sizing: border-box;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  font-size: 14px;
  line-height: 1.5;
  color: #414040;
  margin-top: 5px;
  padding-left: 30px;
}
.content .download-btn-box .intro::before {
  content: '';
  background: url('/uploads/pages/sprite.png') no-repeat;
  background-size: 1099px 1263px;
  background-position: -448px -1132px;
  width: 13px;
  height: 14px;
  margin: -4px 5px 0 0;
}
.content .btn-box {
  display: flex;
  align-items: center;
  margin: 28px 0;
}
.content .btn-box .btn-box_item {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  background: linear-gradient(90deg, #3177ee 0%, #2eb1d0 100%);
  border-radius: 32px;
  padding: 8px 30px;
  display: flex;
  align-items: center;
  transition: all 0.5s;
}
.content .btn-box .btn-box_item:nth-child(2) {
  margin-left: 52px;
}
.content .btn-box .btn-box_item .box-item_icon {
  flex-shrink: 0;
  background-position: -452px -242px;
  width: 16px;
  height: 16px;
  margin-left: 15px;
}
.content .btn-box .btn-box_item .box-item_icon.mac {
  background-position: -526px -930px;
  background-size: 1099px 1263px;
  width: 14px;
  height: 18px;
}
.content .btn-box .btn-box_item:hover {
  transform: translateY(-5px);
  background: linear-gradient(90deg, #2eb1d0 0%, #3177ee 100%);
}
.content .content-recommend {
  background: #f5f8fc;
  padding: 20px 36px;
  border-left: 5px solid #55acef;
  color: #474747;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}
.content .content-recommend .recommend_title {
  color: #55acef;
  font-size: 18px;
  margin: 0;
  font-weight: 700;
}
.content .content-recommend .recommend_list {
  margin-top: 12px;
  display: inline-block;
  font-style: italic;
}
.content .content-recommend a{
  margin-top: 12px;
  display: inline-block;
  font-style: italic;
}
.content .content-recommend .recommend_list:hover {
  color: #317cec;
  text-decoration: underline;
}
.content .content-recommend a:hover {
  color: #317cec;
  text-decoration: underline;
}
.content .table-box {
  margin: 50px 0;
  overflow-x: auto;
  max-width: 728px;
}

.content .table-box table {
  overflow: hidden;
  border-radius: 10px 10px 0 0;
  border: 1px #dbdde8 solid;
  width: 100%;
}
.content .table-box td {
  color: #414040;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
}
.content .table-box td,
.content .table-box th {
  box-sizing: border-box;
  padding: 20px;
  border-bottom: 1px solid #dbdde8;
}
.content .table-box td a,
.content .table-box th a{
  color: #55acef;
  text-decoration: underline;
}
.content .table-box tbody tr:hover {
  background: #e6f0fab1;
}
.content .table-box tbody tr:hover th {
  background: #e6f0fab1;
}
.content .table-box tbody th {
  text-align: left;
  width: 200px;
  border-right: 1px #dbdde8 solid;
}
.content .table-box th {
  background: #f6f8fc;
}
.content .table-box ul li {
  list-style-position: outside;
  list-style-type: disc;
  margin: 5px 0 5px 20px;
  color: #000000;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
}
.content .table-box ol li {
  list-style-position: outside;
  list-style-type: decimal;
  margin: 5px 0 5px 20px;
  color: #000000;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
}
.content .classic th:first-child {
  border-right: 1px #dbdde8 solid;
}
.content .classic td,
.content .classic th {
  text-align: left;
}
.content .colspan td {
   text-align: center;
 }
.content .colspan td {
  text-align: center;
}
.content .colspan tr:first-child th {
  text-align: center;
}
.content .septal th {
  background: none;
}
.content .septal tr:nth-child(odd) {
  background: #f6f8fc;
}
.content-star {
  margin-top: 70px;
  box-sizing: border-box;
  padding: 30px 0;
  border-top: 1px solid #dbdde8;
}
.content-star .star_title {
  font-weight: 700;
  font-size: 36px;
  line-height: 1.5;
  color: #000000;
}
.content-star .star-face {
  display: flex;
  margin: 30px 0 10px;
}
.content-star .star-face .face_item {
  width: 60px;
  height: 60px;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  margin-right: 30px;
  transition: all 0.5s;
  cursor: pointer;
}
.content-star .star-face .face_item:nth-child(1) {
  background-image: url('/uploads/pages/article-page/icon-star-1.svg');
}
.content-star .star-face .face_item:nth-child(2) {
  background-image: url('/uploads/pages/article-page/icon-star-2.svg');
}
.content-star .star-face .face_item:nth-child(3) {
  background-image: url('/uploads/pages/article-page/icon-star-3.svg');
}
.content-star .star-face .face_item:hover {
  transform: translateY(-10px);
}
.content-star .star-score {
  font-size: 18px;
  padding: 10px 4px 0;
  color: #232323;
  font-weight: 600;
}
.toggle-article {
  box-sizing: border-box;
  padding: 30px 0;
  border-top: 1px solid #dbdde8;
  display: flex;
  justify-content: space-between;
}
.toggle-article .toggle-article_left {
  text-align: left;
}
.toggle-article .toggle-article_right {
  text-align: right;
}
.toggle-article a {
  flex: 40% 0;
  display: flex;
  flex-flow: column nowrap;
}
.toggle-article a .toggle-article_title {
  font-size: 18px;
  line-height: 1.5;
  color: #5c5c5c;
  font-weight: 600;
}
.toggle-article a .toggle-article_txt {
  font-weight: 700;
  font-size: 20px;
  line-height: 1.5;
  color: #000000;
  transition: all 0.2s;
  margin-top: 11px;
}
.toggle-article a:hover .toggle-article_txt {
  color: #55acef;
}
.content-aside {
  flex: 1 0 321px;
  margin: 165px 0 0 20px;
}
.content-aside .recommend-products img {
  width: 100%;
  height: auto;
}
.content-aside .related-article {
  box-sizing: border-box;
  border: 1px solid #dbdde8;
  border-radius: 10px;
  padding: 27px 25px;
  margin: 20px 0;
}
.content-aside .related-article .related-article_title {
  font-weight: bolder;
  font-size: 20px;
  line-height: 1.5;
  color: #000000;
}
.content-aside .related-article .related-article_item {
  display: flex;
  margin-top: 20px;
}
.content-aside .related-article .item_info {
  margin-left: 15px;
}
.content-aside .related-article a {
  font-size: 16px;
  line-height: 1.5;
}
.content-aside .related-article .info_title {
  display: inline-block;
  margin-bottom: 5px;
  font-weight: 600;
  color: #000000;
  transition: all 0.2s;
}
.content-aside .related-article .info_title:hover {
  color: #55acef;
}
.content-aside .related-article .info_class {
  font-weight: 600;
  color: #9497a4;
}
.catalog-box {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  left: 5px;
  width: 220px;
  border-radius: 8px;
  overflow: hidden;
  transition: all 1s;
  z-index: 1001;
}
.catalog-box .shrink {
  box-sizing: border-box;
  width: 100%;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  background: linear-gradient(38deg, #3f5b70 9.38%, #2e648b 100%);
  border-radius: 10px 10px 0 0;
  transition: all 0.5s;
  border: 1px solid #dbdde8;
  border-bottom: none;
}
.catalog-box .videone-logo {
  width: 30px;
  height: 30px;
  opacity: 0;
  transition: all 0.5s;
}
.catalog-box .videone-logo img {
  width: 100%;
  height: auto;
}
.catalog-box .shrink-node {
  font-size: 24px;
  font-weight: lighter;
  color: #fff;
  cursor: pointer;
  transition: all 0.5s;
}
.catalog-box .shrink-hide {
  width: 80px;
  border-radius: 40px;
  border: none;
  padding: 0 12px 0 5px;
}
.catalog-box .shrink-hide .videone-logo {
  opacity: 1;
}
.catalog-box .shrink-hide .shrink-node {
  transform: rotate(180deg);
}
.catalog-box .catelog-panel {
  width: 100%;
  margin-top: -2px;
}
.catalog-box .downloads {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding-bottom: 20px;
  background: url('/uploads/pages/article-page/downloads-bg.svg') no-repeat top 0 right -40px, linear-gradient(122.54deg, #3f5b70 9.38%, #2e648b 100%);
  background-size: 100% 100%;
  border: 1px solid #dbdde8;
  border-top: none;
}
.catalog-box .downloads .title {
  font-weight: lighter;
  font-size: 16px;
  line-height: 140.18%;
  color: #fff;
}
.catalog-box .downloads .number {
  font-weight: bolder;
  font-size: 24px;
  line-height: 140.18%;
  color: #fff;
  margin: 5px 0 15px;
}
.catalog-box .downloads .download-btn {
  box-sizing: border-box;
  display: flex;
  padding: 10px 20px;
  background: linear-gradient(90deg, #2181c5 0%, #38b0ca 100%);
  border-radius: 8px;
  font-weight: lighter;
  font-size: 16px;
  line-height: 173.9%;
  color: #fff;
  transition: all 0.5s;
}
.catalog-box .downloads .download-btn::after {
  content: '';
  display: inline-block;
  width: 26px;
  height: 26px;
  background: url('/uploads/pages/article-page/download-icon.svg') no-repeat;
  background-size: 100% 100%;
  margin-left: 10px;
}
.catalog-box .downloads .download-btn:hover {
  transform: scale(1.05);
  background: linear-gradient(90deg, #38b0ca 0%, #2181c5 100%);
}
.catalog-box .downloads .mac-btn {
  display: none;
}
.catalog-box .page-content {
  box-sizing: border-box;
  padding: 10px 0 0;
  border: 1px solid #dbdde8;
  border-top: none;
  border-radius: 0 0 10px 10px;
  background: #fff;
}
.catalog-box .page-content .title {
  padding: 10px 20px;
  font-weight: bolder;
  font-size: 18px;
  line-height: 1.5;
  color: #000000;
}
.catalog-box .page-content .catalog-list-box {
  width: 100%;
  height: auto;
}
.catalog-box .page-content .aside-list {
  display: flex;
  flex-flow: column nowrap;
  max-height: 50vh;
  overflow-y: scroll;
}
.catalog-box .page-content .aside-list::-webkit-scrollbar {
  width: 0;
}
.catalog-box .page-content .aside-list::-webkit-scrollbar-track {
  background: rgba(179, 177, 177, 0.3);
  border-radius: 10px;
}
.catalog-box .page-content .aside-list::-webkit-scrollbar-thumb {
  background: rgba(136, 136, 136, 0.4);
  border-radius: 10px;
}
.catalog-box .page-content .aside-list::-webkit-scrollbar-thumb:hover {
  background: rgba(100, 100, 100, 0.6);
  border-radius: 10px;
}
.catalog-box .page-content .aside-list::-webkit-scrollbar-thumb:active {
  background: rgba(100, 100, 100, 0.6);
  border-radius: 10px;
}
.catalog-box .page-content .aside-list li {
  list-style-type: none;
  cursor: pointer;
  padding: 0 22px;
  margin: 12px 0;
  font-size: 16px;
  line-height: 1.5;
  color: #9497a4;
}
.catalog-box .page-content .aside-list li:hover {
  color: #4690e5;
}
.catalog-box .page-content .aside-list li.active {
  color: #4690e5;
  position: relative;
}
.catalog-box .page-content .aside-list li.active::before {
  position: absolute;
  content: '';
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 15px;
  background: #4690e5;
}
.catalog-box .page-content .share-link {
  box-sizing: border-box;
  display: flex;
  flex-flow: row nowrap;
  justify-content: space-between;
  width: 80%;
  height: 60px;
  border-top: 1px solid #dbdde8;
  margin: 10px auto;
  padding-top: 20px;
}
.catalog-box .page-content .share-link .share-item {
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 23.5% 0;
  background: #ebeff1;
  border-radius: 8px;
  transition: all 0.5s;
  cursor: pointer;
}
.catalog-box .page-content .share-link .share-item img {
  width: 20px;
  height: 20px;
}
.catalog-box .page-content .share-link .share-item:hover {
  transform: scale(1.15);
}
.catalog-box .share-link {
  display: none;
}
@media screen and (max-width: 768px) {
  .container {
    padding: 0 var(--page-padding-x);
  }
  .article-top {
    display: none;
  }
  .nav {
    padding: 10px;
  }
  .nav .nav_item {
    font-size: 14px;
    padding-right: 10px;
  }
  .nav .nav_item::after {
    right: 0;
  }
  .content {
    margin-top: 20px;
  }
  .content .container {
    flex-direction: column;
  }
  .content .content-inner {
    flex: unset;
    margin-left: 0;
    width: 100%;
  }
  .content .content-inner > p,
  .content .content-inner > img {
    margin: 24px 0;
  }
  .content .content-inner iframe {
    height: 300px;
  }
  .content h1 {
    font-size: 24px;
    margin-bottom: 10px;
  }
  .content h2 {
    font-size: 20px;
    margin: 16px 0;
  }
  .content h3 {
    margin: 16px 0;
    font-size: 20px;
  }
  .content .content_info {
    font-size: 14px;
    flex-direction: column;
  }
  .content .content_info p {
    margin-left: 0;
  }
  .content .content-iframe {
    margin: 24px 0;
  }
  .content .iframe-chapter .chapter-list_item {
    flex: unset;
    width: 100%;
  }
  .content .iframe-chapter .list-item_time {
    margin-right: 10px;
  }
  .content .download-btn-box {
    margin: 24px 0;
    justify-content: space-between;
  }
  .content .download-btn-box .download-btn {
    flex: 49% 0;
    margin-right: 0;
  }
  .content .download-btn-box .btn {
    padding: 10px;
    padding-left: 20px;
  }
  .content .download-btn-box .btn span:nth-child(1) {
    font-size: 18px;
  }
  .content .download-btn-box .btn span:nth-child(2) {
    font-size: 12px;
  }
  .content .btn-box {
    display: flex;
    align-items: center;
    margin: 28px 0;
  }
  .content .btn-box .btn-box_item:nth-child(2) {
    margin-left: 16px;
  }
  .content .content-recommend {
    padding: 20px 23px;
  }
  .content .table-box {
    width: 100%;
    margin: 24px 0;
    overflow-x: scroll;
  }
  .content .table-box table {
    min-width: 725px;
  }
  .content .table-box::-webkit-scrollbar {
    height: 10px;
  }
  .content .table-box::-webkit-scrollbar-thumb {
    background-color: #dadada;
    border-radius: 10px;
  }
  .content .table-box::-webkit-scrollbar-track {
    background-color: #f5f8fc;
  }
  .content-star {
    margin: 38px 0 0;
  }
  .content-star .star_title {
    font-size: 24px;
  }
  .toggle-article a {
    flex: 45% 0;
  }
  .toggle-article a .toggle-article_title {
    font-size: 16px;
  }
  .toggle-article a .toggle-article_txt {
    font-size: 18px;
  }
  .content-aside {
    flex: unset;
    width: 100%;
    margin: 20px 0 0;
  }
  .catalog-box {
    top: 0;
    left: 0;
    transform: unset;
  }
  .catalog-box-scroll {
    position: fixed;
    top: 15px;
    transform: translateY(-50%);
  }
}
@media screen and (max-width: 400px) {
  .content .content-inner iframe {
    height: 185px;
  }
}