JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" value="not empty"/>
<input type="text"/>
<img src="http://jsfiddle.net/img/logo.png"/>
<div>not empty</div>
<div></div>

CSS

div{width:100px;height:50px;background:#ddd}
input:empty, div:empty, img:empty{background:#faa}