<div class="dropdown">
  <button class="btn btn-secondary dropdown-toggle version-select dropdown-menu-face versions-dropdown" type="button" tabindex="0" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Version: v{{ theme_version }} <i class="fa fa-angle-down dropdown-angle" aria-hidden="true"></i></button>
  <div class="dropdown-menu" aria-labelledby="versions-dropdown">
  <div class="dropdown-menu" aria-labelledby="unsupportedMenu" id="unsupportedVersionsList"></div>

  </div>
</div>