@import url(https://imgcache.qq.com/open/qcloud/video/tcplayer/tcplayer.css);.kj-class{margin-top:3rem;margin-left:30px;width:1000px}.kj-class .text{min-height:300px}.kj-class .el-upload{width:100%}.top-kj-img{width:250px;height:140px}.yl-qrcode img{width:74px;height:74px}.yl-qrcode img:hover{transform:scale(2.5)}.list-close{position:absolute;top:4px;right:4px}.list-index{font-size:72px}.list-index,.list-indexs{color:#666;align-self:center}.list-indexs{font-size:54px}.list-item-video{width:488px}.list-item-video,.list-item-video2{border:1px solid #f55;margin:20px 4px;padding:8px}.list-item-video2{width:307px}.list-item-video4{width:224px;border:1px solid #f55;margin:20px 4px;padding:8px}.list-video-img{width:488px;min-height:300px;height:300px;margin-bottom:4px;-o-object-fit:fill;object-fit:fill}.list-video-img3{width:300px;height:200px}.list-video-img2{width:307px;min-height:172px;height:170px}.list-video-img2,.list-video-img4{-o-object-fit:fill;object-fit:fill}.list-video-img4{width:220px;min-height:140px;height:140px}.upload-class{width:18px;height:22px}