{% extends 'layout.server.view.html' %} {% block content %}
<h1>Page Not Found</h1>
<div class="alert alert-danger" role="alert">
  <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span>
  <span class="sr-only">Error:</span>
  {{url}} is not a valid path.
</div>
{% endblock %}