       </div>

        <!-- 左侧导航区域 -->
        <div class="layui-side">
            <div class="layui-side-scroll">
                <ul class="layui-nav layui-nav-tree" lay-filter="lay-nav" lay-accordion="true">
                    <li class="layui-nav-item layui-this">
                        <a data-th-lay-url="@{/welcome(timestamp=${new java.util.Date().getTime()})}" lay-id="home">
                            <i class="layui-icon layui-icon-home"></i>&emsp;<cite>首页</cite>
                