<code lang="css">/* Our documents structure */
body {
	margin: 0;
	text-align: center;
	padding: 0;
	font: 11px/1.8em Verdana, Arial, Helvetica, sans-serif;
}

#container {
	margin: auto;
	text-align: left;
	width: 760px;
}

#header {
	border-bottom: 1px solid #ddd;
	height: 80px;
	margin-bottom: 20px;
}

#content {
	float: left;
	width: 500px;
}

#sidebar {
	float: right;
	width: 240px;
}

#footer {
	border-top: 1px solid #ddd;
	margin-top: 20px;
	padding-top: 3px;
}

/* This will clear the float in Internet Explorer */
.clearfix {
	clear: both;
}

/* This will force the clear in browsers such as Mozilla and Safari */
.clearfix:after {
	clear: both;
	content: ".";
	display: block;
	height: 0;
	visibility: hidden;
}</code>