 <td>
    <a href="{{ site.url }}/documentation/components/dropdown/">
      dropdown
    </a>
  </td>
  <td>
    <a href="https://getbootstrap.com/components/#btn-dropdowns" target="_blank">
      dropdowns
    </a>
  </td>
</tr>
<tr>
  <td class="bd-is-unique">
    <a href="{{ site.url }}/documentation/layout/level/">
      level
    </a>
  </td>
  <td class="bd-is-empty">
    <span>–</span>
  </td>
</tr>
<tr>
  <td class="bd-is-empty">
    –
  </td>
  <td class="bd-is-unique">
    <a href="https://ge