@charset "utf-8";

/*========================================
* knowledge
*=======================================*/

div.knowledge_navi{
	width: 720px;
	margin-top: 10px;
	overflow: hidden;
	zoom: 1;
	padding-bottom: 20px;
}
div.knowledge_navi:after {
	height: 1px;
	margin-top: -1px;
	font-size: 1px;
	line-height: 1px;
	content: ".";
	display: block;
	color: #ffffff;
	clear: both;
	}
div.knowledge_navi dl{
   margin:0 8px 0 0;
   padding: 0;
   float:left;
}
div.knowledge_navi dt a{
  width: 170px;
  height:60px;
  display:block;
  text-indent:-99999px;
}
div.knowledge_navi dd{
  margin:0;
  padding:10px;
  display:block;
}
div.knowledge_navi dl.column{
   width: 174px;
   height:121px;
   background: url(../../knowledge/images/knowledge01.jpg) no-repeat;
}
div.knowledge_navi dl.chart{
   width: 174px;
   height:121px;
   background: url(../../knowledge/images/knowledge02.jpg) no-repeat;
}
div.knowledge_navi dl.media{
   width: 174px;
   height:121px;
   background: url(../../knowledge/images/knowledge03.jpg) no-repeat;
}
div.knowledge_navi dl.glossary{
   width: 174px;
   height:121px;
   margin:0;
   background: url(../../knowledge/images/knowledge04.jpg) no-repeat;
}

h2.knowledge_h2{
    margin:20px 0 0 0;
}
div.knowledge_area{
	width: 700px;
	clear:both;
	padding:9px;
	margin:0 0 20px 0;
	border:solid #E5E5E5 1px;
	border-top:none;
	zoom:1;
}
div.knowledge_area strong{
	font-weight:bold;
}
div.knowledge_area:after {
	height: 1px;
	margin-top: -1px;
	font-size: 1px;
	line-height: 1px;
	content: ".";
	display: block;
	color: #ffffff;
	clear: both;
	}

.knowledge_area dl{
   float:left;
   padding: 10px 0px 0px 5px;
}
.knowledge_area dt{
	padding: 0px 0px 5px 5px;
	font-weight: bold;
}
.knowledge_area dd{
	padding: 0px 0px 0px 5px;
}

.knowledge_area p{
   width:480px;
   margin:0;
   padding: 0;
   float:left;
}

.knowledge_link{
	width: 202px;
	margin:0;
	padding:0;
	float:right;
}