src="@{/images/clear.png}" alt="" style="height: 18px;"/></a>
                </li>

                <li class="layui-nav-item">
                    <a>
                        <img th:src="@{/images/avatar.png}" class="layui-nav-img" alt="头像">
                        <cite><shiro:principal property="username"/></cite>
                        <span class="layui-nav-more"></span>
                    </a>
                    <dl class="layui-nav-child layui-anim layui-anim-upbit">
<!--                    