/* reset */
*{
	padding: 0;
	margin: 0;
}

h1,h2,h3 {
	padding: 20px;
}

#wrapper {
	width: 960px;
	margin: 0 auto;
}

#main_content {
	float: left;
	background: #f0f0f0;
	margin: 10px 5px 10px 0;
	width: 620px;
	height: 630px;
}

#header {
	float: left;
	background: #f1f1f1;
	margin: 10px 0 0 0;
	width: 100%;
	height: 100px;
}

#sidebar {
	float: right;
	margin: 10px 5px 5px 6px;
	background: #ccc;
	width: 324px;
	height: 630px;
}

#footer {
	clear: both;
	float: left;
	background: #ddd;
	width: 100%;
	height: 100px;
}