* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.homepage {
  width: 100%;
}

.homepage .img {
  width: 100%;
}

.homepage-mb {
  display: none;
}

.warp {
  width: 100%;
  font-size: 0;
  font-family: Microsoft YaHei, Arial, Helvetica, sans-serif;
}

.warp .swiper-pagination-bullet {
  border: none;
}

.warp img {
  width: 100%;
}

.warp .swiper-slide {
  box-sizing: border-box;
}

.warp .video-js .vjs-big-play-button {
  width: 80px;
  height: 80px;
  border-radius: 100%;
  background-color: transparent;
  top: 50%;
  left: 50%;
  margin-left: -40px;
  margin-top: -40px;
  line-height: 2.6em;
  border: 1px solid #fff;
}

.warp .video-js .vjs-big-play-button:hover {
  background-color: #fff;
  color: #000;
}

.warp .vjs-poster {
  background-color: #FFFFFF;
}

.warp .safeplace {
  width: 72.91667vw;
  margin: auto;
}

.warp .safeplace a {
  text-decoration: none;
  color: inherit;
}

.warp .safeplace .title {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 2.08333vw;
}

.warp .safeplace .title .i {
  width: 3.4375vw;
  margin-right: 1.04167vw;
}

.warp .safeplace .title .s {
  font-size: 2.1875vw;
  line-height: 1.5;
  color: #333333;
  font-weight: bold;
}

.warp .model1 {
  width: 100%;
  padding: 5.20833vw 0 3.125vw 0;
  background: #f8fcff;
}

.warp .model1 .theme {
  display: flex;
}

.warp .model1 .theme .theme-left {
  width: 28.75vw;
  margin-right: 2.08333vw;
}

.warp .model1 .theme .theme-left .top {
  margin-bottom: 2.60417vw;
}

.warp .model1 .theme .theme-left .top p {
  font-size: 0.83333vw;
  line-height: 1.5;
  color: #666666;
}

.warp .model1 .theme .theme-left .bottom .bottom-1 {
  display: flex;
  margin-bottom: 1.5625vw;
}

.warp .model1 .theme .theme-left .bottom .bottom-1 .i {
  width: 4.16667vw;
  margin-right: 1.04167vw;
}

.warp .model1 .theme .theme-left .bottom .bottom-1 .title-1 {
  margin-top: 0.52083vw;
}

.warp .model1 .theme .theme-left .bottom .bottom-1 .title-1 .s {
  font-size: 1.04167vw;
  line-height: 1.2;
  color: #333333;
  font-weight: bold;
}

.warp .model1 .theme .theme-left .bottom .bottom-1 .title-1 .p {
  font-size: 0.72917vw;
  line-height: 1.5;
  color: #666666;
  margin-top: 0.52083vw;
}

.warp .model1 .theme .theme-mb {
  width: 42.08333vw;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.warp .model1 .theme .theme-mb .top-mb {
  display: none;
}

.warp .model1 .theme .theme-mb .theme-this {
  width: 100%;
  height: auto;
  padding-bottom: 1.04167vw;
}

.warp .model1 .theme .theme-mb .theme-this .swiper-wrapper .swiper-slide {
  overflow: hidden;
  border-radius: 0.52083vw;
}

.warp .model1 .theme .theme-mb .theme-this .swiper-wrapper .swiper-slide .broadcast {
  width: 100%;
  height: auto;
}

.warp .model1 .theme .theme-mb .theme-this .swiper-wrapper .swiper-slide .broadcast-play01,
.warp .model1 .theme .theme-mb .theme-this .swiper-wrapper .swiper-slide .broadcast-play02,
.warp .model1 .theme .theme-mb .theme-this .swiper-wrapper .swiper-slide .broadcast-play03,
.warp .model1 .theme .theme-mb .theme-this .swiper-wrapper .swiper-slide .broadcast-play04 {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-play.png);
  pointer-events: none;
  background-size: 100%;
  width: 3.64583vw;
  height: 3.64583vw;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  position: absolute;
  z-index: 2;
}

.warp .model1 .theme .theme-mb .subscript {
  bottom: 0;
  width: 100%;
  text-align: left;
  margin-left: 0;
}

.warp .model1 .theme .theme-mb .subscript .swiper-pagination-bullet {
  width: 2.39583vw;
  height: 0.20833vw;
  border-radius: 0.10417vw;
  background: #000;
  opacity: .4;
}

.warp .model1 .theme .theme-mb .subscript .swiper-pagination-bullet.swiper-pagination-bullet-active {
  opacity: 1;
  background-color: #C7000B;
}

.warp .model1 .theme .prev-left.swiper-button-disabled {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-mod1-left.png);
}

.warp .model1 .theme .next-right.swiper-button-disabled {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-mod1-right.png);
}

.warp .model1 .theme .prev-left {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-mod1-left.png);
  background-position: center;
  background-repeat: no-repeat;
  background-size: 2.39583vw, 2.39583vw;
}

.warp .model1 .theme .next-right {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-mod1-right.png);
  background-position: center;
  background-repeat: no-repeat;
  background-size: 2.39583vw, 2.39583vw;
}

.warp .model1 .theme .swiper-button-prev,
.warp .model1 .theme .swiper-button-next {
  top: 50%;
  transform: translateY(-70%);
  width: 3.75vw;
}

.warp .model2 {
  width: 100%;
  padding-bottom: 5.20833vw;
  padding-top: 2.08333vw;
  background: #f8fcff;
}

.warp .model2 .safeplace .swiper-wrapper {
  display: flex;
  flex-wrap: wrap;
  height: auto;
}

.warp .model2 .safeplace .title {
  margin: 0 auto;
  width: 9.6875vw;
  display: flex;
  justify-content: center;
}

.warp .model2 .safeplace .title img {
  width: 1.19792vw;
}

.warp .model2 .safeplace .title .s {
  margin: 0 0.26042vw;
  font-size: 1.5625vw;
  line-height: 1.17;
  color: #333333;
}

.warp .model2 .safeplace .theme .theme-1 {
  margin: 2.08333vw 2.85% 0 0;
  width: 31.4%;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid #FFFFFF;
  border-radius: 1.04167vw;
}

.warp .model2 .safeplace .theme .theme-1:nth-child(3n+0) {
  margin-right: 0;
}

.warp .model2 .safeplace .theme .theme-1 .item {
  cursor: pointer;
  position: relative;
  display: flex;
  border-radius: 0.52083vw;
  overflow: hidden;
  margin: 1.04167vw 1.04167vw;
}

.warp .model2 .safeplace .theme .theme-1 .item::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 48%;
  left: 0;
  bottom: 0;
  background: linear-gradient(360deg, #000000 0%, transparent 100%);
  opacity: 0.8;
  z-index: 2;
}

.warp .model2 .safeplace .theme .theme-1.theme-2 {
  margin-right: 0;
}

.warp .model2 .safeplace .theme .theme-1 .item-p {
  height: 4.27083vw;
}

.warp .model2 .safeplace .theme .theme-1 .item-p .p1 {
  font-size: 1.04167vw;
  line-height: 1.5;
  color: #333333;
  margin-left: 1.04167vw;
}

.warp .model2 .safeplace .theme .theme-1 .item-p .p2 {
  display: flex;
  align-items: center;
  font-size: 0.72917vw;
  line-height: 1.75;
  margin: 0.52083vw 0 0 1.04167vw;
  color: #666666;
}

.warp .model2 .safeplace .theme .theme-1 .item-p .p2 .i {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-frame.png);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  width: 0.625vw;
  height: 0.625vw;
  margin-right: 0.26042vw;
}

.warp .model2 .safeplace .theme .theme-1:nth-child(3) .p3 .p4, .warp .model2 .safeplace .theme .theme-1:nth-child(4) .p3 .p4, .warp .model2 .safeplace .theme .theme-1:nth-child(5) .p3 .p4 {
  color: #000000;
}

.warp .model2 .safeplace .theme .theme-1:nth-child(3) .p3 .p4 i, .warp .model2 .safeplace .theme .theme-1:nth-child(4) .p3 .p4 i, .warp .model2 .safeplace .theme .theme-1:nth-child(5) .p3 .p4 i {
  display: none;
}

.warp .model2 .safeplace .theme .theme-1 .p3 {
  position: relative;
  display: flex;
  margin: 1.04167vw;
}

.warp .model2 .safeplace .theme .theme-1 .p3 .p4 {
  display: flex;
  align-items: center;
  font-size: 0.72917vw;
  line-height: 1.14;
  margin-top: 0.52083vw;
  color: #C7000B;
  white-space: nowrap;
}

.warp .model2 .safeplace .theme .theme-1 .p3 .p4 .i {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-arrow.png);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  width: 0.625vw;
  margin-left: 0.3125vw;
  height: 0.36458vw;
}

.warp .model2 .safeplace .theme .theme-1 .p3 .info {
  max-width: 70%;
  position: absolute;
  bottom: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  font-size: 0.625vw;
  line-height: 1.4;
  justify-content: flex-end;
  z-index: 2;
}

.warp .model2 .safeplace .theme .theme-1 .p3 .info .info-1 {
  display: flex;
  align-items: center;
  color: #666666;
  margin-left: 0.52083vw;
}

.warp .model2 .safeplace .theme .theme-1 .p3 .info .info-1 .i {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-frame2.png);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  width: 0.72917vw;
  margin-right: 0.25vw;
  height: 0.72917vw;
  flex-shrink: 0;
}

.warp .model3 {
  width: 100%;
  background: #f8fcff;
}

.warp .model3 .block {
  width: 100%;
  position: relative;
}

.warp .model3 .theme-left {
  width: 66%;
  height: 19.79167vw;
  background-color: #FFFFFF;
  padding-bottom: 2.5vw;
  position: relative;
  padding-right: 26.5%;
}

.warp .model3 .theme-left .card {
  width: 100%;
  display: none;
}

.warp .model3 .theme-left .card:first-child {
  display: block;
}

.warp .model3 .theme-left .card .card-mb {
  display: none;
}

.warp .model3 .theme-left .p1 {
  line-height: 1.5;
  font-size: 1.25vw;
  color: #333333;
  margin: 2.08333vw 0 1.04167vw 2.08333vw;
}

.warp .model3 .theme-left .p2 {
  line-height: 1.5;
  font-size: 0.83333vw;
  color: #666666;
  margin-left: 2.08333vw;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 6;
  overflow: hidden;
}

.warp .model3 .theme-left .p3 {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 0.72917vw;
  line-height: 1.14;
  margin: 2.08333vw 0 0 2.08333vw;
  color: #C7000B;
}

.warp .model3 .theme-left .p3 .i {
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-arrow.png);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  width: 0.625vw;
  margin-left: 0.3125vw;
  height: 0.36458vw;
}

.warp .model3 .theme-todo {
  position: absolute;
  width: 57.7%;
  border-radius: 1.04167vw;
  right: 0;
  height: auto;
  bottom: 2.96875vw;
}

.warp .model3 .theme-todo img {
  width: 100%;
}

.warp .model3 .theme-todo .left-arrow {
  width: 3.54167vw;
  height: 3.54167vw;
  left: 0;
  top: auto;
  bottom: 0;
  margin-bottom: 0;
  border-radius: 0 0 0 1.04167vw;
  background-color: #C7000B;
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-vector1-left.png) !important;
  background-size: auto;
  background-position: center;
  background-repeat: no-repeat;
}

.warp .model3 .theme-todo .left-arrow.swiper-button-disabled {
  background-color: #EAEAEA;
  opacity: 1;
  color: #999999;
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-vector-left.png) !important;
}

.warp .model3 .theme-todo .right-arrow {
  width: 3.54167vw;
  height: 3.54167vw;
  left: 3.54167vw;
  top: auto;
  bottom: 0;
  margin-bottom: 0;
  border-radius: 0 1.04167vw 1.04167vw 0;
  background-color: #C7000B;
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-vector-right.png) !important;
  background-size: auto;
  background-position: center;
  background-repeat: no-repeat;
}

.warp .model3 .theme-todo .right-arrow.swiper-button-disabled {
  background-color: #EAEAEA;
  opacity: 1;
  color: #999999;
  background-image: url(/~/media/CNBGV2/Images/5GBusinessOpenClass/icon-vector1-right.png) !important;
}

.warp .model4 {
  width: 100%;
  background: #f8fcff;
  padding-top: 5.20833vw;
  padding-bottom: 100px;
}

.warp .model4 .cont .swiper-wrapper {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  row-gap: 1.04167vw;
  justify-content: space-between;
}

.warp .model4 .cont .swiper-wrapper .item {
  cursor: pointer;
  position: relative;
  width: 24%;
  overflow: hidden;
}

.warp .model4 .cont .swiper-wrapper .item .pic {
  width: 100%;
  border-radius: 0.52083vw;
}

.warp .model4 .cont .swiper-wrapper .item .name {
  width: 100%;
  font-size: 1.04167vw;
  color: #333333;
  line-height: 1.5;
  text-decoration: none;
}

.warp .model5 {
  width: 100%;
  padding: 4.58333vw 0;
  background: #f8fcff;
  border: 1px dashed rgba(0, 0, 0, 0.05);
  border-left: none;
  border-right: none;
}

.warp .model5 .safeplace {
  display: flex;
  justify-content: center;
}

.warp .model5 .safeplace .item {
  border: 1px solid #C7000B;
  width: 8.125vw;
  height: 2.91667vw;
  color: #C7000B;
  font-size: 1.25vw;
  line-height: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}