JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://fancyapps.com/fancybox/source/jquery.fancybox.js"></script>
<link rel="stylesheet" href="http://fancyapps.com/fancybox/source/jquery.fancybox.css">
<a class="fancybox" href="http://samplepdf.com/sample.pdf">Open pdf</a>

JavaScript

$(".fancybox").fancybox({
    width  : 600,
    height : 300,
    type   :'iframe'
});