.weui_search_cancel{
    color: #1a6bb5;
  }
  .linhe .weui_cell{
    line-height: 40px;
  }
  .weui-search-bar{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1;
  }
  .leftnav li{
    height: 60px;
    position: relative;
    z-index: 1;
    width: 90px;
    display: block;
    line-height: 60px;
    text-align: center;
    background: #efeff4;
    font-size: 12px;
    color: #666;
    font-weight: bold;
  }
  .scroll{
    position: fixed;
    left: 0;
    top: 0;
  }
  .content{
    
  }
  .leftnav li.active{
    color: #1a6bb5;
    background-color: #fff;
  }
  .leftnav li.active:after {
    content: '';
    width: 4px;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: #1a6bb5;
  }
  #contentbox{
    position: absolute;
    left: 90px;
    top: 0;
    width: calc(100% - 90px);
  }
  .content{
      position: absolute;
    left: 90px;
    top: 0;
    width: calc(100% - 90px);
    
  }
  .video_list{
      width: calc(100% - 20px);
        margin: 10px;
  }
  .listitem .textbox h2 {
    width: calc(100% - 60px - 20px);
}
.listitem .textbox p {
    width: 60px;
}
.scroll{
    overflow-y: scroll;
}
/* 返回按钮 */
.btnBack{
    display: none;
    width: 2rem;
    height: 2rem;
    position: fixed;
    z-index: 120;
    bottom: 1vh;
    left: 6vw;
    color: #8a7976;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #3c95fa;
    cursor: pointer;
}
.btnBack .icon{
    transform: scale(-1,1)
}
/* 返回按钮 */

.ctitle{
  font-weight: bolder;
    color: black;
    height: 38px;
    line-height: 38px;
    font-size: 1rem;
    position: relative;
    padding-left: 10px;
    margin-top: 10px;
}
.ctitle:first-child{margin-top: 0;}
.ctitle::after{
  content: '';
  width: 4px;
    height: 40%;
    background-color: #3c95fa;
    border-radius: 8px;
    margin-right: 8px;
    position: absolute;
    left: 0;
    top: 30%;
}