JSFiddle - React, Tailwind, and code Playground

HTML

<div class="div1"></div>
<div></div>

CSS

div {
    width:100px;
    height:100px;
    background-image:url(http://img812.imageshack.us/img812/212/cssc.png);
}
/*
.div1 {
    background-size:contain;
}
*/