Untitled

<!DOCTYPE html>
<html>

<head>
	<link ref="stylesheet" type="text/css" src="style.css">
<style id="jsbin-css">
div {
	width: 150px;
	height: 150px;
	border: 2px solid black;
	display: inline-block;
	margin: 20px;
}

#name {
	background: black;
}

#hex {
	background: #000000;
}

#rgb {
	background: rgb(0,0,0, 0.2);
}
</style>
</head>

<body>
	<div id="name"></div>
	<div id="hex"></div>
	<div id="rgb"></div>


<script id="jsbin-source-css" type="text/css">div {
	width: 150px;
	height: 150px;
	border: 2px solid black;
	display: inline-block;
	margin: 20px;
}

#name {
	background: black;
}

#hex {
	background: #000000;
}

#rgb {
	background: rgb(0,0,0, 0.2);
}</script>
</body>

</html>