/* CSS Document */
.about_banner{
	width:100%; 
	background: linear-gradient(to bottom ,rgba(0,0,0,0.1) ,rgba(150,150,150,150)), url(../images/combanner.jpg) repeat-x center;
	min-height:600px; 
	overflow:hidden;
}
.about_banner .bantitle{width:100%; margin-top:100px; text-align:center;}
.about_banner .bantitle span{width:33%; float:left; text-align:center;}

/*分类*/
.about_div1{ width:100%; background:#ededed; height:700px;}
.about_div1 a{color:#666666;}
.about_div1_c{ padding:70px 50px; width:1100px; margin:0 auto;}
.about_div1_c dl{ width:550px; float:left; height:275px;}
.about_div1_c dt{ width:275px; float:left;height:275px; position:relative; display:block; cursor:pointer;}
.about_div1_c dt img{ width:275px; height:275px;}
.about_div1_c dt.on span,.about_div1_c dt:hover span{ width:275px; float:left;height:275px; position:absolute; left:0; top:0; background:#000000;filter:alpha(opacity=70);-moz-opacity:0.7;-khtml-opacity: 0.7;opacity: 0.7;}
.about_div1_c dd{ width:155px; float:left; background:#ffffff;height:125px; padding:75px 60px;}
.about_div1_c dd h2{ font-size:24px; font-weight:normal; text-align:center;width:155px; float:left; height:28px; line-height:28px; }
.about_div1_c dd i{ font-size:14px; text-align:center;width:155px; float:left; color:#999999; height:14px; line-height:14px; }
.about_div1_c dd p{ font-size:14px; color:#666666; text-align:center; width:160px; margin-top:30px; float:left;}

/*关于我们*/
.about_content{width:1000px; margin:auto; padding-bottom:80px; min-height:400px; height:auto;}
.about_content_title1{
	margin-top:50px;
	background:url(../images/h3_line.png) no-repeat center;
    color: #333541;
    letter-spacing: 3px;
	text-align:center;
    font: normal 30px/70px "Helvetica Bold", "Helvetica Neue","Hiragino Sans GB","Microsoft YaHei","\9ED1\4F53",Arial,sans-serif;
}
.about_content_title2{
  color: #333541;
  font: normal 18px/60px "Helvetica Neue","Hiragino Sans GB","Microsoft YaHei","\9ED1\4F53",Arial,sans-serif;
  text-align: center;
  width: 100%;
  margin: 0 auto;
  height: 20px;
  display: block;
  line-height: 20px;
}
.about_content_main{
	width:100%;
	padding-top:20px;
	min-height:200px;
	height:auto;
	line-height:24px;
	font-size:14px;
	color:#666666;
}