#contents {
	width:800px;
	position:relative;
	margin: auto;
}
h1 {
	margin-bottom:50px;
}

#pan {
	margin-bottom:5px;
}

.col_area {
	clear:both;
}

.col {
	float:left;
	margin-left:10px;
	margin-right:10px;
}