CODE EXAMPLE FOR HTML

bootstrap selec

<div class="form-group">
    <label for="exampleSelect">Example select</label>
    <select class="form-control" id="exampleSelect">
      <option value="" selected>1</option>
      <option value="">2</option>
      <option value="">3</option>
      <option value="">4</option>
      <option value="">5</option>
    </select>
</div>