"d-flex">
  <div class="btn-group">
    <button type="button" class="btn btn-default">Action</button>
    <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
      <span class="caret"></span>
      <span class="sr-only">Toggle Dropdown</span>
    </button>
    <ul class="dropdown-menu">
      <li><a href="#">Action</a></li>
      <li><a href="#">Another action</a></li>
      <li><a href="#">Something else here</a></li>
      <li ro