JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-browser/0.0.8/jquery.browser.min.js"></script>
<span>IE</span>

CSS

.msie span {
    background: #0F0;
}

JavaScript

$('html').addClass($.browser.name);