.lang-tab-container{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;margin-top:15px;margin-bottom:10px;grid-gap:10px;gap:10px}.lang-tab-container .lang-tab{padding:8px 24px;border:1px solid #5383d2;border-radius:4px;cursor:pointer;font-size:14px;color:#5383d2;background:#fff;-webkit-transition:background .2s,color .2s;transition:background .2s,color .2s}.lang-tab-container .lang-tab.active{background:#5383d2;color:#fff}.lang-tab-container .lang-tab:hover:not(.active){background:#e8f0fe}.video-container{max-width:1140px;margin:0 auto}.video-container .single-player{width:100%}.video-container .titles .module .title{font-size:16px;line-height:22px;color:#1c1c1c;padding:5px 0;text-align:center;font-weight:700;margin-top:10px;margin-bottom:5px}.video-container .titles .module .sutitle-container{display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap}.video-container .titles .module .sutitle-container .subtitle{display:inline-block;list-style:none;margin-top:10px;width:48%;font-size:14px;line-height:47px;text-align:center;background:#f5f5f5;border-radius:2px;outline:none;text-decoration:none;margin-left:1%;margin-right:1%}.video-container .titles .module .item-container{display:-webkit-box;display:-ms-flexbox;display:flex;padding:10px 0;margin:0 5px;cursor:pointer}.video-container .titles .module .item-container img{width:3.744rem;height:2.3360004rem;max-width:355.68px;max-height:221.92038px;border-radius:5px}.video-container .titles .module .item-container .text-container{-webkit-box-flex:1;-ms-flex:1;flex:1;margin-left:5px;font-size:16px;border-bottom:.55px solid #ccc;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding-left:2vw}.video-container .titles .module .item-container .text-container .text{color:#212121;font-weight:400;max-height:9.06667vw}.back{position:fixed;z-index:99;color:#fff;width:1.3rem;height:1.3rem;border-radius:50%;right:5vw;bottom:5vw;font-size:.4rem;background:rgba(0,0,0,.7);display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.back img{width:.5rem;height:.5rem;vertical-align:middle}.my-tab-wrap .van-tabs__nav--card{margin:0!important}body{margin:0;padding:0;font-size:.36rem}