JSFiddle - React, Tailwind, and code Playground
HTML
<script src="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.min.css">
<div class="btn-group open">
<button class="btn btn-danger dropdown-toggle" id="reject-button" data-toggle="dropdown">Reject<span class="caret"></span></button>
<ul class="dropdown-menu">
<li><a id="image-illegible" href="/Home/Reject/44001FFF-E07A-4881-A16E-9C4FF7DFACB8/Message">Image is illegible</a></li>
<li><a id="invalid-bill" href="#">Image is not a valid bill</a></li>
<li><a id="images-incomplete" href="#">Bill images are incomplete</a></li>
<li><a id="missing-information" href="#">Cannot find find required information</a></li>
</ul>
</div>