.lesson[data-v-6631efac]{min-height:calc(100vh - 230px);padding-top:20px;overflow:hidden}.lesson .lessonMain[data-v-6631efac]{display:flex;align-items:flex-start;justify-content:space-between}.lesson .left[data-v-6631efac]{width:344px;overflow:hidden}.lesson .classify[data-v-6631efac]{background:#fff;border-radius:12px;padding:10px}.lesson .classify .classify-title[data-v-6631efac]{font-size:20px;line-height:1;display:flex;align-items:center;margin:0;padding-top:10px}.lesson .classify .classify-title img[data-v-6631efac]{margin-right:10px}.lesson .classify .classify-item[data-v-6631efac]{width:100%;height:40px;justify-content:center;color:#333;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:14px 20px}.lesson .classify .classify-item[data-v-6631efac]:hover{color:#a40001}.lesson .classify .active[data-v-6631efac]{color:#a40001;font-weight:600}.lesson .hot-title[data-v-6631efac]{font-size:22px;font-weight:500;padding:0 20px 15px;width:100%;display:block;margin-bottom:10px}.lesson .hot-item[data-v-6631efac]{width:100%;border-radius:10px;padding:20px 10px;cursor:pointer;position:relative}.lesson .hot-item[data-v-6631efac]:not(:last-of-type){background:url(https://pkusaas.oss-cn-beijing.aliyuncs.com/miniprogram/study_center/tuoyu2/line2.jpg) bottom no-repeat}.lesson .hot-item .tip[data-v-6631efac]{position:absolute;top:10px;left:10px;z-index:1}.lesson .hot-item .tip img[data-v-6631efac]{width:40px}.lesson .hot-item[data-v-6631efac]:hover{background:#f8f8f8}.lesson .hot-item .cover[data-v-6631efac]{width:100%;margin-right:10px}.lesson .hot-item .cover[data-v-6631efac] img{border-radius:6px}.lesson .hot-item .detail[data-v-6631efac]{display:flex;flex-direction:column;justify-content:space-between;height:100%;padding:8px 0}.lesson .hot-item .detail .title[data-v-6631efac]{font-size:16px;font-weight:500;margin-bottom:10px}.lesson .hot-item .detail .subtitle[data-v-6631efac]{font-size:12px;color:#666}.lesson .right[data-v-6631efac]{flex:0 0 817px}.lesson .nav[data-v-6631efac]{margin-bottom:20px;width:100%;padding-left:21px}.lesson .nav>p[data-v-6631efac]{font-size:16px;margin-right:16px;display:inline-block}.lesson .nav .item[data-v-6631efac]{height:32px;line-height:32px;padding:0 10px;margin-right:10px;display:inline-block;font-size:14px;border-radius:5px;cursor:pointer;color:#454545}.lesson .nav .active[data-v-6631efac],.lesson .nav .item[data-v-6631efac]:hover{background:#0080d6;color:#fff}.lesson .list[data-v-6631efac]{padding-left:21px}.lesson .card[data-v-6631efac]{background:#fff;border-radius:12px;box-sizing:border-box;padding:10px;margin-bottom:20px;cursor:pointer;height:154px}.lesson .card[data-v-6631efac]:hover{box-shadow:0 0 21px rgba(152,156,164,.18)}.lesson .card .title[data-v-6631efac]{font-size:20px;font-weight:500;margin-bottom:10px}.lesson .card .content[data-v-6631efac]{display:flex;width:100%;position:relative}.lesson .card .content .tip[data-v-6631efac]{position:absolute;top:0;left:0;z-index:1}.lesson .card .content .tip img[data-v-6631efac]{width:50px}.lesson .card .content .cover[data-v-6631efac]{flex:0 0 238px;height:134px;border-radius:10px;overflow:hidden}.lesson .card .content .detail[data-v-6631efac]{display:flex;align-items:flex-start;justify-content:center;flex-direction:column;flex:auto;margin-right:8px;padding:10px 8px 0 20px}.lesson .card .content .detail .text[data-v-6631efac]{font-size:14px;color:#7f7f7f;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;white-space:pre-wrap}.lesson .card .content .detail .more[data-v-6631efac]{font-size:14px;color:#175199;display:flex;align-items:center;margin-top:10px;cursor:pointer}.lesson .card .content .place[data-v-6631efac]{flex:1}.lesson .card .content .handle[data-v-6631efac]{display:flex;align-items:center;justify-content:space-between;width:100%}.lesson .card .content .handle .price[data-v-6631efac]{color:#ff6c00;font-size:12px}.lesson .card .content .handle .price b[data-v-6631efac]{font-size:24px;margin-right:8px}.lesson .card .content .handle .price span[data-v-6631efac]{color:#7f7f7f;display:block;text-decoration:line-through;display:inline;display:none}.lesson .card .content .btn[data-v-6631efac]{cursor:pointer;line-height:34px;font-weight:500;border-radius:6px;color:#0080d6;background:#f7f7f7;width:156px;height:34px;text-align:center;font-size:14px}.lesson .card .content .btn[data-v-6631efac]:hover{color:#fff;background:#0080d6}