-item"><a href="/signout" class="nav-link">Sign Out</a></li>
			</ul>
			{% endif %}
		</div>
	</nav>
	<!-- // 导航栏 -->

	<div class="container" style="margin-top: 57px; margin-bottom: 41px;">
		{% block content %}
		<p>content here</p>
		{% endblock %}
	</div>

	<!-- 页脚 -->
	<div class="container" style="background-color:#fff;position:fixed;bottom:0;left:0;right:0;z-index:100;">
		<div class="pt-2 pb-2 text-center border-top">
			<a href="https://www.liaoxuefeng.com/wiki/1252599548343744/126626340