.teaching-page[data-v-5e2c0200]{max-width:900px;padding:10px 0}.section-title[data-v-5e2c0200]{font-size:16px;font-weight:700;color:#303133;padding:10px 0;border-bottom:1px solid #ebeef5;margin-bottom:20px}.operate-btn[data-v-5e2c0200]{margin-bottom:15px}