->
            <ul class="layui-nav layui-nav-tree">

                <li class="layui-nav-item layui-nav-itemed">
                    <a class="" href="javascript:;">借阅管理</a>
                    <dl class="layui-nav-child">
                        <dd><a href="/userBorrowBookRecord">&emsp;&emsp;借书记录</a></dd>
                        <dd class="layui-this"><a href="/borrowingPage">&emsp;&emsp;借阅书籍</a></dd>
                    </dl>
                </li>

                <li class="lay