class='layui-col-xs4 layui-col-sm3 layui-col-md2 layui-col-lg1 '><i class="fa fa-line-chart"></i><span>fa-line-chart</span></li>
                <li class='layui-col-xs4 layui-col-sm3 layui-col-md2 layui-col-lg1 '><i class="fa fa-pie-chart"></i><span>fa-pie-chart</span></li>
            </ul>
        </div>

        <div class="section" id="currency">
            <h4><span>货币</span></h4>
            <hr>
            <ul class="icons layui-row">
                <li class='layui-col-xs4 layui-col-sm3 layu