.header{
  height: 1.2rem;
  background: #ffffff;
  position: relative;
  border-bottom: 1px solid #eeeeee;
}
.header .back{
  width: 1.2rem;
  height: 1.2rem;
}
.header .back a{
  display: block;
  width: 1.2rem;
  height: 1.2rem;
  text-align: center;
  line-height: 1.2rem;
  color: #333333;
}
.header .back a .icon-fanhui{
  font-size: .4rem;
}
.header h4{
  width: 6rem;
  height: 1.2rem;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  line-height: 1.2rem;
  font-size: .42rem;
  font-weight: 400;
  text-align: center;
}
.total{
  background: #F1F1F1;
  height: .8rem;
  text-align: center;
  line-height: .8rem;
  font-size: .34rem;
  color: #888888;
}
.tab{
  display: flex;
  height: 1rem;
  justify-content: space-around;
  line-height: 1rem;
}
.tab a{
  display: block;
  color: #666666;
}
/* .tab .on::after{
  content: "";
  display: block;
  height: .1rem;
  width: 100%;
  background: #C44A73;
  border-radius: 100rem;
} */
.tab .on{
  border-bottom: .1rem solid #c44a73;
}

.video_box{
  margin-top: .4rem;
}
.video_box .videos{
  display: flex;
  flex-wrap: wrap;
  padding-bottom: .4rem;
}
.video_box .videos li{
  width: 3.3rem;
  height: 4.3rem;
  background: #aaaaaa;
  margin-right: 1px;
  margin-bottom: 1px;
}
.video_box .videos li a{
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}
.video_box .videos li a img{
  width: 100%;
  height: 100%;
}
.video_box .videos li a .num{
  position: absolute;
  bottom: 0;
  left: 0;
  color: #ffffff;
  padding:0 .1rem;
}
.video_box .videos li a .num span{
  font-size: .4rem;
}
.video_box .videos li a .num .icon-aixin{
  font-size: .44rem;
}
.video_box .videos li a .shenhe{
  width: 100%;
  height: 100%;
  background: rgba(000, 00, 000, .5);
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}
.video_box .videos li a .shenhe .shenhezhong{
  color: #ffffff;
}
.video_box .videos li a .shenhe .butongguo{
  color: #EA393A;
}