<div class="dropdown">
    <button class="btn dropdown-toggle sr-only" type="button" id="dropdownMenuBtn" data-toggle="dropdown">Dropdown <i class="fa fa-caret-down"></i></button>
    <ul class="dropdown-menu" role="menu" aria-labelledby="dropdownMenuBtn" id="dropdownMenu">
      <li role="presentation" class="dropdown-header">Dropdown Header</li>
      <li role="presentation"><a role="menuitem" tabindex="-1" class=""href="#">Action</a></li>
      <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Another action</a></li>
      <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Something else here</a></li>
      <li role="presentation" class="divider"></li>
      <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Separated link</a></li>
    </ul>
  </div>