JSFiddle - React, Tailwind, and code Playground

by Wexcode

HTML

<div id="container">
    <div id="main">
    ...
    </div>
</div>
<div id="sidebar">
   ...
</div>

CSS

* { margin: 0; padding: 0; }
#container { background-color: grey; float: left; width: 100%; margin: 0 -75px 0 0; }
#main { background-color: red; float: right; width: 300px; }
#sidebar { background-color: blue; float: right; width: 75px; }