univers/static/includes/_sidebar.html

<aside class="sidebar">
  <div class="card card-primary">
    <div class="card-header"><i class="fa fa-globe" aria-hidden="true"></i> Univers</div>
      <ul class="card-menu">
          <li><a href='/erratum/'>Erratum</a></li>
          <li><a href='/aestrus/'>Æstrus</a></li>
          <!-- <li><a href='/dfos/'>Dragons from Outer Space</a></li> -->
      </ul>
  </div>
</aside>