.knowledge {
	background-image: url(../knowledge/images/bg.jpg);
	background-repeat: repeat-y;
	margin-bottom: 40px;
}
.knowledge_top {
	background-image: url(../knowledge/images/pic_top.jpg);
	background-repeat: no-repeat;
}
.knowledge_down {
	background-image: url(../knowledge/images/down.jpg);
	background-repeat: no-repeat;
	padding-top: 85px;
	padding-bottom: 18px;
}


.knowledge_toptext {
	background-image: url(../knowledge/images/a.jpg);
	background-repeat: no-repeat;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 16px;
	font-weight: bold;
	color: #FF6600;
	padding-top: 19px;
	padding-right: 50px;
	padding-left: 50px;
	background-position: left top;
	padding-bottom: 7px;
}
.knowledge_infor {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #666666;
	background-image: url(../knowledge/images/q.jpg);
	background-repeat: no-repeat;
	padding-right: 41px;
	padding-left: 49px;
	line-height: 21px;
	padding-top: 13px;
}
.knowledge_line {
	border-bottom-width: 1px;
	border-bottom-style: dashed;
	border-bottom-color: #E3E3E3;
	margin-top: 15px;
	margin-bottom: 15px;
}