#courseLesson[data-v-b8a975f6]{width:100%;height:100%;min-height:100%;background-color:#f5f5f5}#courseLesson .lesson-main .main[data-v-b8a975f6]{height:calc(100% - 70px);padding:16px;border-radius:8px}#courseLesson .card-wrap[data-v-b8a975f6] .el-row{margin:0 0!important}#courseLesson .card-wrap[data-v-b8a975f6] .el-row .el-col{margin-bottom:20px}#courseLesson .card-wrap[data-v-b8a975f6] .el-row .el-card{border-radius:8px;position:relative}#courseLesson .card-wrap[data-v-b8a975f6] .el-row .el-card:hover .operate-box{display:block}#courseLesson .card-wrap[data-v-b8a975f6] .el-row .el-card:hover .info{display:none}#courseLesson .card-wrap .elCard2[data-v-b8a975f6]{cursor:pointer}#courseLesson .card-wrap .elCard2:hover .operate-box[data-v-b8a975f6]{display:none!important}#courseLesson .card-wrap .elCard2:hover .info[data-v-b8a975f6]{display:block!important}#courseLesson .card-wrap .imgActive[data-v-b8a975f6]{border:1px solid #409eff}#courseLesson .card-wrap .card-list[data-v-b8a975f6]{width:100%;display:flex;flex-wrap:wrap;gap:20px}#courseLesson .card-wrap .card-item[data-v-b8a975f6]{width:20%}#courseLesson .card-wrap .card-item:hover .operate-box[data-v-b8a975f6]{display:block}#courseLesson .card-wrap .card-item:hover .info[data-v-b8a975f6]{display:none}#courseLesson .card-wrap .cover-box[data-v-b8a975f6]{width:100%;margin-bottom:12px;position:relative;padding-top:56.25%;z-index:9;cursor:pointer}#courseLesson .card-wrap .cover-box .cover[data-v-b8a975f6]{position:absolute;top:0;left:0;z-index:10;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;border-radius:8px}#courseLesson .card-wrap .cover-box .cover[data-v-b8a975f6] .el-image__inner{width:100%;max-height:100%;-o-object-fit:cover;object-fit:cover}#courseLesson .card-wrap .info-box[data-v-b8a975f6]{width:100%;display:flex;flex-direction:column;gap:12px;cursor:pointer}#courseLesson .card-wrap .info-box .name-box[data-v-b8a975f6]{width:100%}#courseLesson .card-wrap .info-box .name-box .name[data-v-b8a975f6]{color:#000;font-family:Source Han Sans CN;font-size:16px;font-style:normal;font-weight:500;line-height:24px;height:24px}#courseLesson .card-wrap .info-box .info[data-v-b8a975f6]{width:100%}#courseLesson .card-wrap .info-box .info .info-word[data-v-b8a975f6]{width:100%;display:flex;justify-content:space-between;align-items:center}#courseLesson .card-wrap .info-box .info .info-txt[data-v-b8a975f6]{color:var(---color-text-3,#86909c);font-family:Source Han Sans CN;font-size:12px;font-style:normal;font-weight:400;line-height:22px}#courseLesson .card-wrap .info-box .info .info-txt i[data-v-b8a975f6]{color:var(---color-text-3,#86909c)}#courseLesson .card-wrap .operate-box[data-v-b8a975f6]{width:100%;height:22px;display:none}#courseLesson .card-wrap .operate-box .operate-action[data-v-b8a975f6]{width:100%;display:flex;align-items:center;justify-content:space-between}#courseLesson .card-wrap .operate-box .operate-divider[data-v-b8a975f6]{width:1px;height:22px;background:#d9d9d9}#courseLesson .card-wrap .operate-box[data-v-b8a975f6] .el-button{padding:0;border:none}#courseLesson .card-wrap .operate-box[data-v-b8a975f6] .el-button+.el-button{margin-left:0}#courseLesson .card-wrap .operate-box[data-v-b8a975f6] .el-row{margin:0 0!important}#courseLesson .card-wrap .operate-box[data-v-b8a975f6] .el-row .el-col{width:25%;margin-bottom:20px}#courseLesson .card-wrap .number-box[data-v-b8a975f6]{position:absolute;right:0;top:0;z-index:10}#courseLesson .card-wrap .number-box[data-v-b8a975f6] .el-badge .el-badge__content{line-height:16px}#courseLesson .mask-main .content[data-v-b8a975f6]{width:100%;background-color:#fff;box-shadow:0 0 8px rgba(0,124,207,.2);border-radius:10px;margin-bottom:0;position:relative}#courseLesson .mask-main .content .content-nav[data-v-b8a975f6]{width:100%;height:50px;padding:0 16px;display:flex;justify-content:space-between;align-items:center}#courseLesson .mask-main .exportSearch[data-v-b8a975f6]{position:relative}#courseLesson .mask-main .exportSearch .exportImg[data-v-b8a975f6]{position:absolute;top:30px;z-index:100}#courseLesson[data-v-b8a975f6] .dialogMaterial{width:950px!important}#courseLesson[data-v-b8a975f6] .dialogMaterial .el-dialog__header{border-bottom:1px solid #eee}#courseLesson[data-v-b8a975f6] .dialogMaterial .el-dialog__body{height:500px}