.course-detail-head{background-color:#fff}.course-detail-head .course-head{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:horizontal;-webkit-box-direction:normal;-ms-flex-direction:row;flex-direction:row}.course-detail-head .course-head .course-detail-info{background-color:#f6f6f6;padding:30px 20px}.course-detail-head .course-head .course-image{width:600px;height:338px}.course-detail-head .course-head .course-info{-webkit-box-flex:1;-ms-flex:1;flex:1;margin-left:20px;padding:20px}.course-detail-head .course-head .course-info .title{font-size:22px;margin-bottom:20px}.course-detail-head .course-head .course-info .course-detail-information{color:#909399;font-size:14px;margin:10px 0}.course-detail-head .course-head .detail-watch-button{margin-top:100px}.course-detail-head .course-head .detail-watch-button .el-button{padding:10px 20px!important;font-size:18px!important;border-radius:0!important;width:150px!important;height:50px!important;border:0!important}.course-content{background-color:#fff;margin-top:20px!important;min-height:500px;padding:10px 20px;position:relative}.course-content .course-description{font-size:14px;color:#333;letter-spacing:3px;padding:0 20px;line-height:1.8em}.course-content .el-tabs__nav-wrap:after{height:1px!important}.course-content .el-tabs__item{font-size:16px;font-weight:400;width:140px;text-align:center}.course-content .course-comment .course-comment-head{background:#f4f4f4;border:1px solid #e5e5e5;padding:10px 0;display:-webkit-box;display:-ms-flexbox;display:flex}.course-content .course-comment .course-comment-head .comment-statistics{display:inline-block;vertical-align:middle;text-align:center;width:125px;border-right:1px solid #e5e5e5;margin:-5px 0;font-size:14px;color:#333}.course-content .course-comment .course-comment-head .comment-statistics .statistics-num{color:#e85308;font-size:28px;line-height:1;display:block}.course-content .course-comment .course-comment-head .comment-num{font-size:14px;color:#333;line-height:35px;padding-left:20px}.course-content .course-comment .course-comment-head .comment-num span{margin:0 10px}.course-content .course-comment .course-comment-content .comment-item{display:-webkit-box;display:-ms-flexbox;display:flex;font-size:14px;color:#333;min-height:130px}.course-content .course-comment .course-comment-content .comment-item .left{margin-top:30px;width:80px;text-align:center}.course-content .course-comment .course-comment-content .comment-item .right{-webkit-box-flex:1;-ms-flex:1;flex:1;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.course-content .course-comment .course-comment-content .comment-item .right .comment-rate{height:20px;margin-top:10px}.course-content .course-comment .course-comment-content .comment-item .right .comment-content{-webkit-box-flex:1;-ms-flex:1;flex:1;margin:5px 0}.course-content .course-comment .course-comment-content .comment-item .right .create-time{text-align:right;height:20px}.course-content .course-comment .course-comment-content .el-divider--horizontal{margin:5px 0}.course-content .course-comment .course-comment-foot{padding:20px 40px}.course-content .course-comment .course-comment-foot .el-rate{line-height:46px}.course-content .course-comment .course-comment-foot .comment-submit{text-align:center;margin-top:10px}.course-video-item{line-height:50px;padding-left:20px;padding-right:20px;display:-webkit-box;display:-ms-flexbox;display:flex;width:100%;color:#333;-webkit-box-sizing:border-box;box-sizing:border-box;background-color:#f4f4f4;cursor:pointer;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between}.course-video-item .video-name-info{-webkit-box-flex:1;-ms-flex:1;flex:1}.course-video-item .already-watch{width:200px}.course-video-item .video-name{font-size:16px;color:#333;margin-left:10px;font-weight:600}.course-video-item .video-watch-time{font-size:13px;color:#333}.course-video-item .video-length{font-size:13px;color:#909399;margin-left:10px}.course-video-item:hover{background-color:#eee}