/*关于我们内容*/
.listcontent{background:#262626;padding:0 0 88px 0;}
.banner{height:400px;background-size:cover;}

.p1{font-size:18px;font-weight: bold;text-align: center;line-height:32px;margin:83px 0 10px 0;color:#fff;}
.p2{font-size:14px;color:#ccc;text-align:center;line-height:26px;padding:0 10px;}

.arrowh{width:24px;height:15px;display:block;background:url(../images/bgpgh.png) no-repeat;}
.arrowb{width:24px;height:17px;display:block;background:url(../images/bgpgb.png) no-repeat;}

.lclist{background:url(../images/bgpg.png) repeat-y top left 10px;padding:0 0 0 15px;}
.lclist li{padding:30px 0 30px 100px;background:url(../images/bgline.png) no-repeat center left;}
.lclist li .bh{width:55px;height:55px;background-color:#ccc;border-radius:28px;text-align:center;line-height:55px;font-size:32px;color:#000;margin:0 10px 0 0;float:left;}
.lclist li .txtbox{padding:3px 0;}
.lclist li .txt1{font-size:18px;line-height:18px;color:#ccc;margin:0;line-height:32px;}
.lclist li .txt2{font-size:12px;line-height:12px;color:#ccc;margin:0;line-height:18px;}

.znav{height:53px;background:#000;text-align:center;padding:21px 0 18px 0;}
.znav ul li{display:inline-block;padding:0 14px;border-right:1px solid #cdcdcd;line-height:14px;font-size:12px;}
.znav ul li:last-child{border-right:0;}
.znav ul li a{color:#fff;}

.listcontent h2{font-size:40px;font-family: arial;color:#fff;text-align:center;line-height:64px;padding:60px 0 0 0;}
.listcontent h3{font-size:25px;color:#fff;text-align:center;line-height:47px;}
.listcontent .line{width:50px;border-bottom:2px solid #fff;margin:22px auto 0;}

@media (min-width: 760px) {
	.banner{height:500px;}
	.p2{width:760px;margin:0 auto;padding:0;}
	
	.arrowh{width:24px;height:15px;display:block;margin:0 auto;background:url(../images/bgpgh.png) no-repeat;}
	.arrowb{width:24px;height:17px;display:block;margin:0 auto;background:url(../images/bgpgb.png) no-repeat;}
	.lclist{width:760px;margin:0 auto;padding:0;background:url(../images/bgpg.png) repeat-y top center;}
	.lclist li{width:378px;margin:80px 0 0 0;padding:0;min-height:110px;}
	.lclist li:nth-child(1){margin:24px 0 0 0;}
	.lclist li:nth-child(2){margin:94px 0 0 0;}
	.lclist li:nth-child(2n-1){float:left;text-align:right;padding-right:100px;background:url(../images/bgline.png) no-repeat center right;position:relative;}
	.lclist li:nth-child(2n-1) .bh{margin:0 0 0 10px;position:absolute;top:50%;margin-top:-28px;right:90px;}
	.lclist li:nth-child(2n){float:right;text-align:left;padding-left:100px;background:url(../images/bgline.png) no-repeat center left;position:relative;}
	.lclist li:nth-child(2n) .bh{margin:0 10px 0 0;position:absolute;top:50%;margin-top:-28px;left:90px;}
	.lclist li .txt1,.lclist li .txtbox{width:213px;}
	.lclist li:nth-child(2n-1) .txtbox{float:left;}
	.lclist li:nth-child(2n) .txtbox{float:right;}
	
} 
@media (min-width: 1000px) {
	

}
@media (min-width: 1200px) { 
	.banner{height:600px;}
	
	
}
@media (min-width: 1580px) { 
	/*施工保障*/
	
}