<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <div class="row"> <h2>Create your snippet's HTML, CSS and Javascript in the editor tabs</h2> </div> <div class="dropdown"> <button id="people_btn" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Add Climber </button> <ul class="dropdown-menu" aria-labelledby="people_btn"> <li> <a href="#">Climber Name 1</a> </li> <li> <a href="#">Climber Name 2</a> </li> </ul> </div> </div>