@charset "utf-8";
/* CSS Document */



body,td,th {
	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;
	color: #333;
	letter-spacing: 1px;
	line-height: 1.5em;
}
body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	background-color: #fff;
}

.main_box{
   position: absolute;
   top:  50%;
   left: 50%;
   width:  340px;        /* 横幅 */
   height: 450px;        /* 高さ */
   margin-left: -170px;  /* マイナス「横幅÷2」 */
   margin-top:  -210px;  /* マイナス「高さ÷2」 */
   overflow: auto;  /* 内容がはみ出る場合の表示方法 */}

.main_box{
	display: none;
}
<style type="text/css">

body {
	margin-left: 0px;
	margin-top: 50px;
	margin-right: 0px;
	margin-bottom: 50px;
}
.font-standard {
	font: 0.75em/150% "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;
	color: #333;
}

a{/*リンクされた文字*/
	color:#900;
	font-style:normal;
	text-decoration:underline;
}
a:link {/*未訪問のリンク*/
	color:#900;
	font-style:normal;
	text-decoration:underline;
}
a:visited {/*訪問後のリンク*/
	color:#633;
	text-decoration:underline;
}
a:hover {/*マウスをのせたとき*/
	color:#C66;
	font-style:normal;
	text-decoration:underline;
}
a:active {/*クリック中*/
    text-decoration:none;
}
.content{width:800px;
text-align:center;
margin:auto;}

.menu{width:420px;
border:solid #333 1px;
margin:15px auto 70px auto;
padding:15px 0px 15px 0px;
text-align:center;
}

.menu a:hover img{
filter: alpha(opacity=60);
  -moz-opacity:0.6;
  opacity:0.6;
  border:none;
}

#header{width:auto;
text-align:center;
margin-bottom:20px;
margin-top:10px;}

#footer{width:auto;
text-align:center;
bottom:10px;
margin-top:40px;}

</style>



#wrapper {
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
	margin-top:40px;
}


/*--img---*/


#content a:hover img{
	filter:alpha(opacity=80);
    -moz-opacity: 0.8;
    opacity: 0.8;
	}

.clear{
	clear:left 
	}

/*--fontsize---*/

h1
	{
	font-size: 18px;
	color: #666;
	word-spacing: 150%;
	line-height: 1.8em;
	}

h2
	{
	font-size: 14px;
	color: #666;
	word-spacing: 150%;
	line-height: 1.8em;
	}
	
h3
	{
	font-size: 12px;
	color: #666;
	word-spacing: 150%;
	line-height: 1.8em;
	}
h4
	{
	font-size: 11px;
	color: #666;
	word-spacing: 150%;
	line-height: 1.8em;
	}
	
.normal{
	font-size: 12px;
	text-indent: 15px;
	margin-left: 15px;
}

small{	font-size: 10px;
	color: #666;}
	

.topics{
	font-size: 12px;
	color: #666;
	word-spacing: 150%;
	line-height: 1.8em;
	width: 380px;
	background-image: url(../img/topics.png);
	background-repeat: no-repeat;
	text-align: left;
	font-weight: bold;
	padding-left: 55px;
	border-bottom-color: #900;
	border-bottom-width: 1px;
	border-bottom-style: dashed;
}

ul { list-style-type: square; }
ol { list-style-type: upper-alpha; }


/*---------FrontPage------------*/
#frontpage-logo{
	max-width:450px;
	height:320px;
	overflow:auto;
	position:absolute;
	top:50%;
	left:50%;
	margin-top:-148px;
	margin-left:-225px;
}

#frontpage-logo a:hover{
		filter:alpha(opacity=85);
	-moz-opacity: 0.85;
	opacity: 0.85;}


#frontpage-footer{
	bottom:15px;
	width:100%;
	position:fixed;
	margin:20px 0 20px 0;
	line-height:180%;
	text-align:center;}
	
	
/*----------Header------------*/


.header {
	height: 80px;
	width: 1000px;
	margin-top:15px;
	margin-bottom:15px;
	margin-right: auto;
	margin-left: auto;
}


/*-----main------*/




/*--------------------------
----------sidebar------------*/
#sidebar{ 
	width:220px;
	float:left;
	top: 100px;
	position: fixed;
	z-index: 999;
	margin-left:0px;

}

/*--------------------------
----------content------------*/

#content { width:780px;float:right; } 


#boxA { width:380px;height:200px; margin-right:20px;float:left; }
#boxB { width:380px;height:200px;float:left; }
#boxC { clear:left; }

.stbox{width:680px;
	height:580px;
	margin-left:35px;
	padding:10px;
	border: 1px solid #CCC;
	border-radius: 10px; /* CSS3 */
	-moz-border-radius: 10px; /* Firefox */
	-webkit-border-radius: 10px; /* Safari,Chrome */
	behavior: url(../ie_css3/PIE.htc);　/* IE */}
	
#stphoto{
	width:200px;
	height:135px;
	float:left;}
#sttext{
	width:450px;
	height:135px;
	margin-left:10px;
	padding-left:10px;
	font-size: 12px;
	color: #333;
	text-align: left;
	border-left-color: #CCC;
	border-left-style: solid;
	border-left-width: 1px;	
	float:left;
}
.sttitle{
	width:120px;
	padding:0px 10px 0px 10px;
	margin-bottom:5px;
	color: #000;	
	font-weight: bold;
	background-color: #EEE;
	border: #333 dashed 1px;
	text-align: center;
}

.userstitle{
	width:120px;
	padding:0px 10px 0px 10px;
	margin-left:15px;
	margin-bottom:5px;
	color: #000;	
	font-weight: bold;
	background-color: #EEE;
	border: #333 dashed 1px;
	text-align: center;
}

.users{margin-left:30px;
width:750px;
font-size:12px;}

/*----------footer------------*/


.footerline {
	margin: 20px auto 10px auto;
	width: 1000px;
	background-image: url(../img/footer-line.png);
	background-repeat: repeat-x;
	float:left;
	}
.footer {
	margin: 0px auto 0px auto;
	width: 1000px;
	height:60px;
	font-size: 10px;
	font-family: "Century Gothic", "Helvetica Neue", Meiryo, sans-serif;
	color: #999;
	clear:left;
	padding:15px 0 35px 0;
	word-spacing: 150%;
	text-align:right;
	background-image: url(../img/footer-line.png);
	background-repeat: repeat-x;
	clear:left;
}


#pageTopBtn{
position:fixed;
bottom:120px;
right:0;
z-index:999998;
}