JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<script src="https://github.com/makeusabrew/bootbox/releases/download/v4.4.0/bootbox.min.js"></script>
<body>
  <input type="button" class="bootbox-confirm" value="Click me">
</body>

JavaScript

$('.bootbox-confirm').click(function() {
   bootbox.confirm("Er du sikker på du vil foretage denne handling?", function() {});
 });