JSFiddle - React, Tailwind, and code Playground

HTML

<div id="foo">
	<div class="bar"></div>
	<div class="bar"></div>
	<div class="bar"></div>
	<div class="bar"></div>
	<div class="bar"></div>
	<div class="bar"></div>
</div>

CSS

#foo { background: red; max-height: 100px; overflow-y: hidden; }

		.bar { background: blue; width: 100px; height: 100px; float: left; margin: 1em; }