.rel {
  position: relative;
}
.abs {
  position: absolute;
}
.fixed {
  position: fixed;
}
.flex {
  display: flex;
  display: -webkit-box;
  /* Chrome 4+, Safari 3.1, iOS Safari 3.2+ */
  display: -moz-box;
  /* Firefox 17- */
  display: -webkit-flex;
  /* Chrome 21+, Safari 6.1+, iOS Safari 7+, Opera 15/16 */
  display: -moz-flex;
  /* Firefox 18+ */
  display: -ms-flexbox;
  /* IE 10 */
}
.flex-wrap {
  flex-flow: wrap;
}
.flex-between {
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  -webkit-justify-content: space-between;
  justify-content: space-between;
}
.inline-block {
  display: inline-block;
}
.block {
  display: block;
}
.hide {
  display: none;
}
.bold {
  font-weight: 700;
}
.txt-center {
  text-align: center;
}
.txt-left {
  text-align: left;
}
.txt-right {
  text-align: right;
}
.before {
  opacity: 0;
  visibility: hidden;
}
.after {
  opacity: 1;
  visibility: visible;
}
.font {
  font-family: Arial;
}
.txt {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.upper {
  text-transform: uppercase;
}
.middle {
  vertical-align: middle;
}
.background {
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center center;
}
@font-face {
  font-family: "icon";
  src: url('iconfont.eot?t=1561461869476');
  /* IE9 */
  src: url('iconfont.eot?t=1561461869476#iefix') format('embedded-opentype'), /* IE6-IE8 */ url('data:application/x-font-woff2;charset=utf-8;base64,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') format('woff2'), url('iconfont.woff?t=1561461869476') format('woff'), url('iconfont.ttf?t=1561461869476') format('truetype'), /* chrome, firefox, opera, Safari, Android, iOS 4.2+ */ url('iconfont.svg?t=1561461869476#iconfont') format('svg');
  /* iOS 4.1- */
}
@media screen and (min-width: 1024px) {
  ::-webkit-scrollbar {
    width: 5px;
    background-color: #f7f8f9;
  }
  ::-webkit-scrollbar-thumb {
    background-color: #ff4f5c;
  }
  .index-swiper-box {
    height: 100vh;
  }
  .index-swiper-box > .swiper-container {
    height: 100vh;
  }
  .index-swiper-box > .swiper-container > .swiper-wrapper > .swiper-slide {
    height: 100vh;
    overflow: hidden;
  }
  .index-swiper-box > .swiper-container > .swiper-wrapper > .swiper-slide.footer-wrapper {
    height: auto;
  }
}
@media screen and (max-width: 1600px) {
  .box-container {
    width: 1366px;
  }
  .header-wrapper > .box {
    height: 90px;
  }
  .header-wrapper .logo-box {
    width: 160px;
  }
  .pc-nav-box li > a {
    line-height: 90px;
  }
  .pc-nav-box .cat-box {
    top: 90px;
  }
  .header-wrapper .language,
  .header-wrapper .search {
    width: 90px;
    height: 90px;
  }
  .index-box-2 .num {
    font-size: 66px;
    height: 66px;
    line-height: 66px;
  }
  .index-box-2 li p {
    font-size: 17px;
    margin-top: 8px;
  }
  .index-box-2 .data {
    margin-top: 90px;
  }
  .index-box-4 .right .name {
    font-size: 20px;
    margin-bottom: 16px;
  }
  .index-box-4 .right .desc {
    font-size: 15px;
  }
  .index-box-4 .right .info {
    padding: 38px 36px 0 36px;
  }
  .index-box-3 .left {
    padding-left: calc(((100% - 1366px) / 2));
  }
  .index-banner-wrapper .info-1 .name {
    font-size: 80px;
    line-height: 80px;
  }
  .index-banner-wrapper .info-2 .name,
  .index-banner-wrapper .info-2 .desc {
    font-size: 52px;
    line-height: 52px;
  }
  .index-banner-wrapper .info-2 .desc {
    margin-bottom: 72px;
  }
  .play {
    width: 94px;
    height: 94px;
  }
  .index-title-box h3 {
    font-size: 42px;
    line-height: 46px;
  }
  .index-more {
    width: 150px;
    line-height: 46px;
  }
  .index-box-4 .index-more {
    margin-top: 60px;
  }
  .index-box-3 .news .info {
    padding-right: 100px;
    padding-top: 28px;
  }
  .index-box-3 .swiper-slide .info {
    padding-right: 0;
  }
  .index-box-3 .title {
    font-size: 22px;
  }
  .index-box-3 .index-title-box {
    margin-bottom: 40px;
  }
  .index-box-3 .btn-box a {
    width: 60px;
    height: 60px;
  }
  .index-box-3 .swiper-slide .pic {
    border-radius: 20px;
  }
  .index-box-3 .swiper-slide .title {
    margin-bottom: 52px;
  }
  .footer-wrapper {
    padding-top: 80px;
  }
  .index-box-1 .icon {
    width: 26px;
    height: 26px;
  }
  .index-box-1 li > a img {
    width: 36px;
  }
  .index-box-1 li span {
    font-size: 13px;
  }
  .index-box-1 li > a {
    line-height: 36px;
  }
  .index-box-1 .img {
    width: 360px;
    margin-left: -120px;
  }
}
@media screen and (max-width: 1440px) {
  .box-container {
    width: 1200px;
  }
  .index-swiper-box .index-box-2 .info {
    padding-top: 90px;
  }
  .index-box-2 .num {
    font-size: 60px;
    height: 60px;
    line-height: 60px;
  }
  .index-box-2 li p {
    font-size: 16px;
    margin-top: 6px;
  }
  .index-box-2 .data {
    margin-top: 70px;
  }
  .index-box-2 .data i {
    margin-left: 18px;
  }
  .index-box-2 .data em,
  .index-box-2 .data i {
    font-size: 22px;
  }
  .index-box-4 .right .name {
    font-size: 18px;
    margin-bottom: 12px;
    line-height: 28px;
  }
  .index-box-4 .right .desc {
    font-size: 14px;
  }
  .index-box-4 .right .info {
    padding: 38px 28px 0 30px;
  }
  .index-box-3 .left {
    padding-left: calc(((100% - 1200px) / 2));
  }
  .index-banner-wrapper .imgs {
    transform: scale(0.9);
    -webkit-transform: scale(0.9);
    -moz-transform: scale(0.9);
    -ms-transform: scale(0.9);
    -o-transform: scale(0.9);
    top: -20px;
  }
  .index-banner-wrapper .en {
    font-size: 66px;
  }
  .index-banner-wrapper .en b {
    font-size: 90px;
  }
  .index-banner-wrapper .info-3 {
    padding-top: 90px;
  }
  .index-banner-wrapper .info-1 .name {
    font-size: 70px;
    line-height: 70px;
  }
  .index-banner-wrapper .info-1 .desc {
    font-size: 32px;
  }
  .index-banner-wrapper .info-2 .name,
  .index-banner-wrapper .info-2 .desc {
    font-size: 48px;
    line-height: 46px;
  }
  .index-banner-wrapper .info-2 .desc {
    margin-bottom: 60px;
  }
  .play {
    width: 82px;
    height: 82px;
    left: 60px;
    bottom: 60px;
  }
  .index-box-1 li:first-child {
    top: 63%;
  }
  .index-box-1 li:nth-child(2) {
    top: 65%;
  }
  .index-box-1 li:nth-child(3),
  .index-box-1 li:nth-child(6) {
    top: 54%;
  }
  .index-box-4 .left {
    padding-right: 50px;
  }
  .index-title-box h3 {
    font-size: 38px;
    line-height: 42px;
  }
  .index-box-3 .title {
    font-size: 20px;
  }
  .index-box-3 .swiper-slide .title {
    line-height: 30px;
    height: 90px;
    margin-bottom: 34px;
  }
  .index-box-3 .news .info {
    padding: 20px 80px;
  }
  .index-box-3 .news .title {
    margin-bottom: 12px;
  }
  .index-box-3 .btn-box a {
    width: 50px;
    height: 50px;
  }
  .footer-wrapper .box-2 {
    margin-top: 90px;
  }
  .footer-nav-box a {
    font-size: 15px;
  }
  .footer-wrapper {
    padding-top: 64px;
  }
  .index-box-1 li a {
    width: 140px;
  }
  .index-box-1 li:nth-child(3) a {
    width: 164px;
  }
  .index-box-1 li:nth-child(3),
  .index-box-1 li:nth-child(6) {
    top: 58%;
  }
  .index-box-1 li:nth-child(4) {
    top: 57%;
  }
  .index-box-1 li:nth-child(5) {
    top: 56%;
  }
  .index-box-1 li:nth-child(7) {
    top: 73%;
  }
  .index-box-1 li:nth-child(8) {
    top: 72%;
  }
}
@media screen and (max-width: 1366px) {
  .header-wrapper > .box {
    height: 84px;
  }
  .header-wrapper .logo-box {
    width: 140px;
  }
  .pc-nav-box li > a {
    line-height: 84px;
  }
  .pc-nav-box .cat-box {
    top: 84px;
  }
  .pc-nav-box .detail-box {
    top: 189px;
  }
  .header-wrapper .language,
  .header-wrapper .search {
    width: 84px;
    height: 84px;
  }
  .index-swiper-box .index-box-2 .info {
    padding-top: 84px;
  }
  .index-box-2 .num {
    font-size: 56px;
    height: 56px;
    line-height: 56px;
  }
  .index-box-2 li p {
    font-size: 15px;
  }
  .index-swiper-box .index-box-4 {
    padding-top: 90px;
  }
  .index-box-4 .right .name {
    font-size: 16px;
  }
  .index-banner-wrapper .imgs {
    transform: scale(0.8);
    -webkit-transform: scale(0.8);
    -moz-transform: scale(0.8);
    -ms-transform: scale(0.8);
    -o-transform: scale(0.8);
  }
  .index-banner-wrapper .en {
    font-size: 64px;
  }
  .index-banner-wrapper .en b {
    font-size: 84px;
    line-height: 88px;
  }
  .index-banner-wrapper .en {
    line-height: 80px;
  }
  .index-banner-wrapper .info-3 {
    padding-top: 84px;
  }
  .index-banner-wrapper .info-1 .name {
    font-size: 60px;
    line-height: 60px;
  }
  .index-banner-wrapper .info-1 .desc {
    font-size: 30px;
  }
  .index-banner-wrapper .swiper-pagination {
    bottom: 54px;
  }
  .index-banner-wrapper .swiper-pagination-bullet svg {
    width: 34px;
    height: 34px;
    margin-top: -17px;
    margin-left: -17px;
  }
  .play {
    width: 70px;
    height: 70px;
  }
  .index-banner-wrapper .info-2 .name,
  .index-banner-wrapper .info-2 .desc {
    font-size: 42px;
    line-height: 42px;
  }
  .index-box-2 .data {
    margin-top: 60px;
  }
  .index-more {
    margin-top: 80px;
  }
  .index-title-box h3 {
    font-size: 36px;
    line-height: 40px;
  }
  .index-title-box .brief {
    font-size: 17px;
    margin-top: 6px;
  }
  .index-box-3 .index-title-box {
    margin-bottom: 22px;
  }
  .index-box-3 .title {
    font-size: 18px;
  }
  .index-box-3 .main p {
    font-size: 16px;
    line-height: 20px;
  }
  .footer-wrapper .box-2 {
    margin-top: 70px;
  }
  .video-box .close {
    width: 60px;
    height: 60px;
    background-size: 18px;
  }
  .index-box-1 li:first-child {
    top: 60%;
  }
  .index-box-1 li:nth-child(2) {
    top: 61%;
  }
  .index-box-1 li:nth-child(3),
  .index-box-1 li:nth-child(6) {
    top: 54%;
  }
  .index-box-1 li:nth-child(7) {
    top: 69%;
  }
  .index-box-1 .img {
    width: 300px;
    margin-left: -80px;
  }
}