JSFiddle - React, Tailwind, and code Playground

by Frank Topel

HTML

<div class="red">
    <div class="green"></div>
</div>

CSS

.red {
    background-color: #a00;
    height: 200px;
}

.green {
    background-color: #0a0;
    margin-top: 100px;
    height: 100px;
}