JSFiddle - React, Tailwind, and code Playground

HTML

<div>
</div>

CSS

div {
   width:200px;
   height:200px;        
    background:url(http://www.freegreatpicture.com/files/146/26189-abstract-color-background.jpg);
}
div:hover {
background: url(http://www.designmyprofile.com/images/graphics/backgrounds/background0188.jpg);
}