JSFiddle - React, Tailwind, and code Playground

HTML

<div id="outer">
    <div id="inner">abc</div>
</div>

CSS

#outer {
    margin-top:50px;
    background-color:#EEE;
    overflow:hidden;
}

#inner {
    margin: 30px;
    padding: 5px;
    background-color:#ABE;
}