.top_nav {
  width: 100%;
  height: auto;
  background-color: #ffffff;
  padding-left: .68rem;
  padding-right: .5rem;
  flex-direction: column;
  position: relative;
}

.top_nav.active {
  position: fixed;
  top: 2rem;
  left: 0;
  z-index: 20;
}

.top_nav .top,
.top_nav .nav {
  width: 100%;
}

.top_nav .top {
  height: 2.25rem;
}

.top_nav .img {
  height: 1.02rem;
}

.top_nav .change {
  width: 6.95rem;
}

.top_nav .change a:nth-child(1) {
  width: 0.8rem;
}

.top_nav .change a:nth-child(2) {
  width: 0.98rem;
}

.top_nav .change a:nth-child(3) {
  width: 1.2rem;
}

.top_nav .change a:nth-child(4) {
  width: 0.98rem;
}

.top_nav .change a:nth-child(5) {
  width: 0.93rem;
}

.top_nav .change a img {
  width: 100%;
}

.top_nav .nav {
  position: relative;
  height: 1.5rem;
}

.top_nav .nav li {
  font-size: 0.55rem;
  color: #333333;
  margin-right: .6rem;
  flex-shrink: 0;
}
.top_nav .nav li.active{
  color: #ff1e4c ;

}
.top_nav .scroll{
  overflow-x: scroll;
}

/* 婊氬姩妲?*/
.top_nav ::-webkit-scrollbar {
  width: 6px;
  height: 6px;
  display: none;
}

.top_nav ::-webkit-scrollbar-track {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.06);
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.08);
  display: none;
}

/* 婊氬姩鏉℃粦鍧?*/
.top_nav ::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.12);
  -webkit-box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
  display: none;
}

.top_nav li:last-child {
  margin: 0;
}

.top_nav .nav .menu {
  width: 2rem;
  height: 1rem;
  flex-shrink: 0;
  background: linear-gradient(to right, #ffffffcf, #ffffff);
  position: absolute;
  right: -.75rem;
  justify-content: flex-end;
}

.top_nav .nav .menu img {
  width: 0.57rem;
  margin-right: .5rem;
}

.top_nav .nav .menu.active img {
  transform: rotatez(180deg);
}

.top_nav .nav_hide {
  position: absolute;
  top: 3.7rem;
  left: 0;
  width: 100%;
  height: auto;
  background-color: #ffffff;
  font-size: 0.6rem;
  height: 0;
  overflow: hidden;
  z-index: 10;
}

.top_nav .nav_hide.active {
  height: auto;
  padding: .5rem .75rem .5rem 0.75rem;
}

.top_nav .nav_hide>div {
  flex-wrap: wrap;
}

.top_nav .nav_hide ul {
  margin-bottom: .3rem;
}

.top_nav .nav_hide li {
  width: 32%;
  line-height: 1.15rem;
  height: 1.15rem;
  border-radius: 0.1rem;
  border: solid 0.05rem #ededed;
  font-size: .5rem;
  color: #666666;
}

.top_nav .nav_hide ul:nth-child(3) {
  margin-bottom: 0;
}

.top_nav .nav_hide .item.active {
  background: #ff1e4c url(/uploads/image/svimg/tab_active.png) no-repeat;
  background-size: auto 100%;
  background-position: right;
  border-color: transparent;
  color: #ffffff;
}

.section {
  margin-top: 0.9rem;
}

.section .title {
  font-family: 'pingfang bold';
  margin-bottom: .5rem;
  font-size: 0.75rem;
  padding: 0 0.5rem;
}

.section .title .more {
  font-size: 14px;
  color: #666666;
  cursor: pointer;
}

.section .title .more:hover {
  color: #ff0000;
}

.section .title .more img {
  margin-left: .2rem;
}

.section .video_list {
  flex-wrap: wrap;
}

.section .video_list a {
  width: 33.33%;
  height: 8rem;
  background-color: #000000;
  overflow: hidden;
  position: relative;
  border: 1px solid #ffffff;
}
.section .video_list a:nth-child(2),.section .video_list a:nth-child(5){
  border-right: none;
  border-left: none;
}
.section .video_list a:nth-child(4),
.section .video_list a:nth-child(5),
.section .video_list a:nth-child(6){
  border-top: none;
}
.section .video_list a::after{
  content: "";
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background: rgba(0,0,0,.2);
  z-index: 4;
}
.section .video {
  width: 100%;
  height: 100%;
  background-color: #000000;
}

.section a:nth-child(3n) {
  margin-right: 0;
}

.section .video video {
  height: 100%;
  width: 100%;
  background-color: #000000;
}

.section .video_list a p {
  width: 100%;
  height: 2rem;
  position: absolute;
  bottom: 0;
  left: 0;
  color: #ffffff;
  background: #000000;
  font-size: .5rem;
}
.section .video_list a p span{
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  /* 鍑犺鍚庢樉绀轰笉寮€鐪佺暐 */
  -webkit-line-clamp: 2;
  padding: 0 .4rem;
  z-index: 5;
  text-align: center;
}