JSFiddle - React, Tailwind, and code Playground

by alpacalips

HTML

<div id="wrapper" class="cf" style="background:red;">
 <div id="child" style="height:500px;float:left;"></div>
</div>

CSS

.cf { zoom: 1; }
.cf:before, .cf:after { content: ""; display: table; }         
.cf:after { clear: both; }