class="fa fa-long-arrow-right"></i><span>fa-long-arrow-right</span></li>
                <li class='layui-col-xs4 layui-col-sm3 layui-col-md2 layui-col-lg1 '><i class="fa fa-long-arrow-up"></i><span>fa-long-arrow-up</span></li>
            </ul>
        </div>

        <div class="section" id="video">
            <h4><span>播放器控件</span></h4>
            <hr>
            <ul class="icons layui-row">
                <li class='layui-col-xs4 layui-col-sm3 layui-col-md2 layui-col-lg1 '><i class="fa fa-