@color-text: red;
@color-bg: black;

body {
	margin:0;
	padding:0;
}

h1 {
	margin:0;
	font-size:30px;
}

header {
	color:@color-text;
	background-color:@color-bg;
}

div.rectangle {
	margin:30px auto;
	width:400px;
	height:400px;
	text-align:center;

	color:@color-text;
	background-color:@color-bg;
}

footer {
	color:@color-text;
	background-color:@color-bg;
}