JSFiddle - React, Tailwind, and code Playground

by Alex Slepenkov

HTML

<div class="img"></div>

CSS

.img{
  width:200px;
  height:150px;
  background:url(http://pervushin.com/wp-content/uploads/2010/09/fieroanimals1920x1080.jpg);
  background-size:cover;
  transition:0.3s all ease-in;
}
.img:hover{
  background:url(http://www.walldevil.com/wallpapers/a65/dilogy-bdrip-madagascar--.jpg);
  background-size:cover;
}