.breadcrumb[data-v-18c6770a]{margin-bottom:0}.classroomTraimingDetail .video-wapper[data-v-18c6770a]{width:100%;height:700px;background-color:#fff;margin-bottom:20px}.classroomTraimingDetail .video-wapper[data-v-18c6770a] .vjs-big-play-button{height:4.8em;width:6.8em;left:50%;top:50%;margin-left:-3.4em;margin-top:-2.4em;font-size:1em;border:0;opacity:1;z-index:1}.classroomTraimingDetail .video-wapper .video-wapper-title[data-v-18c6770a]{height:50px;line-height:50px;font-size:20px;color:#333;padding:0 20px}.classroomTraimingDetail .video-wapper .video-wapper-title .back_[data-v-18c6770a]{margin-right:20px;cursor:pointer}.classroomTraimingDetail .video-wapper .video-wapper-title .video-name[data-v-18c6770a]{display:inline-block;width:1000px}.classroomTraimingDetail .video-wapper video[data-v-18c6770a]{width:100%;height:590px;vertical-align:bottom}.classroomTraimingDetail .video-wapper .video-wapper-bottom[data-v-18c6770a]{height:60px;line-height:60px;color:#666;font-size:16px;display:flex;justify-content:space-between}.classroomTraimingDetail .video-wapper .video-wapper-bottom span[data-v-18c6770a]{margin:0 20px}.classroomTraimingDetail .related-wapper[data-v-18c6770a]{background:#fff;margin-bottom:20px;padding:40px 30px;box-sizing:border-box}.classroomTraimingDetail .related-wapper .video-head[data-v-18c6770a]{height:70px;line-height:70px;font-size:20px;padding:0 20px;box-sizing:border-box;border-bottom:1px solid #ccc;display:flex;justify-content:space-between;align-items:center}.classroomTraimingDetail .related-wapper .video-head span[data-v-18c6770a]{width:80px;height:25px;line-height:25px;font-size:14px;color:#666;text-align:center;cursor:pointer;border:1px solid #ccc}.classroomTraimingDetail .related-wapper .video-content[data-v-18c6770a]{display:flex;padding:20px 30px;box-sizing:border-box}.classroomTraimingDetail .related-wapper .video-content .video-item[data-v-18c6770a]{width:255px;height:214px;border:1px solid #ccc;border-radius:10px;margin-right:20px;overflow:hidden;cursor:pointer}.classroomTraimingDetail .related-wapper .video-content .video-item[data-v-18c6770a]:nth-child(4n){margin-right:0}.classroomTraimingDetail .related-wapper .video-content .video-item img[data-v-18c6770a]{width:100%;height:141px;vertical-align:bottom}.classroomTraimingDetail .related-wapper .video-content .video-item .video-name[data-v-18c6770a]{font-size:16px;color:#333;padding:10px;box-sizing:border-box;width:100%}.classroomTraimingDetail .related-wapper .video-content .video-item .video-bottom[data-v-18c6770a]{display:flex;font-size:14px;color:#999;padding:0 10px;box-sizing:border-box;justify-content:space-between}.classroomTraimingDetail .related-wapper .related-video[data-v-18c6770a]{margin-bottom:40px}.classroomTraimingDetail .related-wapper .new-video[data-v-18c6770a],.classroomTraimingDetail .related-wapper .related-video[data-v-18c6770a]{border:1px solid #ccc}