/* CSS Document */

body {
	background: #f4f4f4;
}

/* メインイメージ */

#wrapper {
    position:absolute;
    top:0;
    right:0;
    bottom:0;
    left:0;
}

#image_box {
    width: 100%;
    height: 540px;
    position:absolute;
    margin: 0 auto;
	z-index: 1;
}

.net {
	background: url(../images/net.png) 50% 0 no-repeat;
	width: 100%;
	height: 581px;
}

.arch {
	background: url(../images/arch.png) 50% 0 no-repeat;
	width: 100%;
	height: 558px;
	margin: -450px 0 0 0;
}

#top_box {
	width: 100%;
	margin: 540px 0 0 0;
	background: url(../images/common/back.gif);
	position: relative;
	z-index: 3;
}

.links_box {
	margin: -90px 0 0 0;
}

.link {
	width: 220px;
	float: left;
	margin: 0 40px 0 0;
}

.link_last {
	margin: 0;
}

.link h2 {
	margin: 0 0 12px 0;
}

.link h2 a:hover{
    opacity: 0.8; 
    filter: alpha(opacity=80); 
    -moz-opacity: 0.8;
}

.link p {
	margin: 0 0 20px 0;
}

.news_left {
	width: 485px;
	float: left;
}

.news_right {
	width: 485px;
	float: right;
}

.news_right a {
	color: #333;
	text-decoration: none;
}

.news_right a:hover {
	text-decoration: underline;
}

.news_box {
	margin: 20px 0 0 0;
}

.news_box dl {
	background: #fff;
	width: 440px;
	margin: -4px 0 0 4px;
	padding: 10px 20px;
}

.news_box dl dt {
	clear: left;
	float: left;
	width: 6em;
	padding: 12px 0.5em 12px 25px;
	background: url(../images/arrow.gif) left no-repeat;
}

.news_box dl dd {
	margin-left: 0;
	padding: 12px 0.5em 12px 7em;
	background: url(../images/common/dot_line.gif) bottom repeat-x;
}

.news_box dl .old {
	background: none;
}