@charset "utf-8";
#area1 {
	height: 100%;
	min-height: 100%;
	width: 100%;
	font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
	font-size: 12px;
	font-weight: normal;
	background-image: url(../images/alpha90_bg.png);
	padding-top: 100px;
}

#area2 {
	height: 100%;
	min-height: 100%;
	width: 100%;
	padding-top: 90px;
	background-image: url(../images/alpha90_bg.png);
}

#area3 {
	height: 100%;
	min-height: 100%;
	width: 100%;
	padding-top: 90px;
	background-image: url(../images/alpha90_bg.png);
}

#area4 {
	height: 100%;
	min-height: 100%;
	width: 100%;
	padding-top: 90px;
	background-image: url(../images/alpha90_bg.png);
}

/* CSS Document */

#submenu_box {
	height: 606px;
	width: 226px;
	float: left;
	position: fixed;
	z-index:1;
}
/* CSS Document */

#submenu_box_header {
	height: 20px;
	width: 226px;
	background-image: url(../images/submenu.png);
	float: left;
	background-repeat: no-repeat;
	background-position: center top;
	margin-top: 30px;
}
/* CSS Document */

#submenu_box_body {
	width: 226px;
	background-image: url(../images/submenu.png);
	float: left;
	background-repeat: repeat-y;
	background-position: center center;
}
/* CSS Document */

#submenu_box_footer {
	height: 20px;
	width: 226px;
	background-image: url(../images/submenu.png);
	float: left;
	background-repeat: repeat-y;
	background-position: center bottom;
}
#submenu_box ul li {
	width: 226px;
	text-decoration: none;
	list-style-type: none;
}
#submenu_box ul li a{
	width: 226px;
	height: 40px;
	text-decoration: none;
	list-style-type: none;
	text-indent: 20px;
	display: block;
	font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
	font-size: 12px;
	line-height: 40px;
	color: #399;
}
#submenu_box ul li a:hover{
	background-image: url(../images/submenu_body.png);

}
#submenu_box ul li a:active{
	background-image: url(../images/submenu_body.png);

}
#content_field {
	overflow: hidden;
	width: 700px;
	height: 500px;
	border: 1px solid #ccc;
	position: relative;
	}
	
#content {
	overflow: hidden;
	width: 800px;
	height: 100%;
	margin-left: 250px;
	margin-top: -150px;
}

#content_head {
}

#content_body {
	
}

#content_foot {
}

#explain {
	overflow: hidden;
	width: 730px;
	height: 600pt;
	border: 1px solid #ccc;
	float: left;
	display: block;
}