JSFiddle - React, Tailwind, and code Playground

by ZenMaster

HTML

<div class="main-container">

    <div class="sub-container">
    </div><!--sub-container-->

</div><!--main-container-->

CSS

html, body { height:100% }
.main-container { height:100%; background:red; }
.sub-container { height:100%; width:75%; margin:0 auto; background:blue; }