EXAMPLE
Run
<!DOCTYPE html>

<head>
	<title>Background-size property</title>
	<style type="text/css">
		.tiledBackground {
		  background-image: url(https://www.mozilla.org/media/img/logos/firefox/logo-quantum.9c5e96634f92.png);
		  background-size: contain;
		  width: 200px;
		  height: 200px;
		  border: 2px solid;
		  color: black;
		}
	</style>
</head>

<body>
	<div class="tiledBackground"></div>
</body>

</html>