JSFiddle - React, Tailwind, and code Playground

HTML

<body>
	<div id='container'>
		<div id='lolol'></div>
    <div id='lol'></div>
	</div>
</body>

CSS

#lolol {
	height: 200px;
	width: 200px;
	display: inline-block;
	vertical-align: top;
	background-color: green;
	}
#lol {
	height: 200px;
	width: 200px;
	display: inline-block;
	vertical-align: top;
	background-color: blue;
	}
#container {
	width: 500px;
	height: 500px;
  font-size: 0;
}