#main    {
	width: 900px;
	float: left;
}

.box {
	font-size: 12px;
	width: 800px;
	margin-right: auto;
	margin-left: auto;
	line-height: 1.7em;
}
p {
	margin-bottom: 10px;
}

.box h3 {
	font-size: 14px;
	margin-bottom: 20px;
	border-bottom: 1px solid #CCC;
}

#page-title {
	text-align: center;
	font-size: 16px;
	margin-bottom: 30px;
}

/*TOPページ*/
#intro {
	margin-bottom: 30px;
	width: 840px;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
}
#intro h3 {
	text-align: left;
}

/*サムネイル*/
.asset-thumbnail {
	text-align: center;
	float: left;
	width: 160px;
	padding-top: 5px;
	padding-bottom: 5px;
}
.asset-thumb {
	padding: 5px;
	border: 1px solid #D5D5D5;
	width: 140px;
}
.asset-thumbnail a {
	color: #066;
	text-decoration: none;
	font-size: 12px;
}

#content_nav {
	text-align: center;
}
#side ul {
	margin-right: 15px;
	margin-left: 15px;
	margin-bottom: 20px;
	padding-bottom: 10px;
	border-bottom: 1px dotted #999;
}
#social {
	text-align: right;
	vertical-align: bottom;
}
.asset-thumbnail  {
	height: 250px;
}