JSFiddle - React, Tailwind, and code Playground

by David_Knowles

HTML

<body>
    <div id="container"></div>
    <div id="left"></div>
</body>

CSS

body{ height:100%; background:red; position:relative;}
#container{ width:50%; margin:0 auto; height:1200px; background:white;}
#left{ position:absolute; top:0; bottom:0; right:0; width:100px; background:black; overflow: scroll;}

JavaScript

/* full height of parent */