.proxy { border: 1px dotted black; }


.playground { 
	background: #000000; 
	margin-left: 5px; 
	margin-right: 5px; 
	position: relative; 
	padding: 10px; 
}

.example { width: 200px; 
	height: 100px; 
	background: #fff; 
	position: relative; 
}