.about_us_index_img{ width:100%; height:300px;background:url(../images/about_us_img/about-banner.png); background-size:100% 100%;}
.about_us_index_img img{ width:100%; height:auto; }
.abtou_us_zhanweidi{ width:100%; height:10px;}
.abtou_us_zhanweigao{ width:100%; height:50px;}
.abtou_us_zhanweigao_fudong{width:100%; height:50px; float:left;}
.about_us_kuan_yiqianer{ width:1210px; height:100px; margin:auto;}
.kuan_sanbaiba{ width:380px; height:160px; background:#000; float:left; }
.fenge{ width:20px; height:160px; float:left;}
.kuan_sibai{ width:400px; height:160px; float:left; background:#F4AD21;}
.kuan_sanbaiba_er{width:380px; height:160px; background:#20A7BD; float:left;}
.kuan_sanbaiba_img{ width:100%; height:41px; float:left;color:#FFF; font-size:24px; }
.kuan_sanbaiba_img img{ width:auto; height:auto;}
.abtou_us_zhanweishang{ width:100%; height:10px; float:left;}
.kuansanbaiba_biaoti{ color:#FFF; font-family:Arial, Helvetica, sans-serif; font-size:24px; text-align:center;}
.kuansanbaiba_neirong{ color:#FFF; font-family:Arial, Helvetica, sans-serif; font-size:16px; text-align:center; width:100%; height:50px; line-height:20px;}
.about_us_da_wenzi{ width:100%; height:60px; line-height:60px; text-align:center; color:#FFF; font-size:40px; font-family:Tahoma, Geneva, sans-serif;}
.about_us_xiao_wenzi{ width:100%; height:40px; line-height:40px; text-align:center; color:#FFF; font-size:20px; font-family:Tahoma, Geneva, sans-serif;}
.about_us_daohang_wenzi{width:80%; height:90px; line-height:90px; text-align:left; color:#FFC100; font-size:30px; font-family:Arial, Helvetica, sans-serif; margin:auto;}
.about_us_abtou{ width:1200px; height:50px; text-align:center; color:#000; font-size:40px; margin:auto;}
.about_us_zhengwen{ width:1200px; height:auto; margin:auto; font-size:16px; color:#555; line-height:23px;}
.about_donghuaa_beijing{ width:100%; height:200px;}
.about_us_tubiao{ width:1200px; height:110px; margin:auto;}
.abtou_us_tubiao_img{ width:200px; height:100px; text-align:center; float:left;}
.about_uss_tubiao_wenzi{width:200px; height:30px; text-align:center; float:left; line-height:30px; font-size:14px; font-weight:bold;}
.about_us_paomadeng{ width:1200px; height:205px; margin:auto;}
.abtou_us_donghua{ width:1200px; height:auto; margin:auto;}

.top_img_xia_zhanwei{width:100%;; height:80px; margin:0 auto;}
.about_us_lansebeijing{width:30%; height:80px; background:#007FCC; float:left; color:#FFF; text-align:right; font-size:16px; line-height:80px; font-weight:bold;}
.about_us_lianjie{width:70%; height:80px; background:#CCC; float:left;font-size:16px; line-height:80px; color:#666666;}
.about_us_xiahuaxian_{ width:1200px; height:30px; border-bottom:2px solid #007FCC; margin:0 auto;}

@media (max-width: 760px) {
.about_us_index_img{ width:100%; height:250px; background-size:100% 100%; background-image:url(../images/about_us_img/shouji_banner.png);}
.abtou_us_zhanweigao{width:100%; height:auto;}
.about_us_da_wenzi{ width:100%; height:auto; text-align:center; color:#FFF; font-size:20px; font-family:Tahoma, Geneva, sans-serif; line-height:30px;}
.about_us_xiao_wenzi{ width:100%; height:auto; text-align:center; color:#FFF; font-size:14px; font-family:Tahoma, Geneva, sans-serif; line-height:20px;}
.about_us_daohang_wenzi{ display:none;}
.about_us_kuan_yiqianer{ width:100%; height:auto; clear:both;}
.kuan_sanbaiba{ width:100%; height:auto;}
.kuan_sanbaiba_img{ width:100%; height:41px; float:left;color:#FFF; font-size:24px; clear:both; }
.kuansanbaiba_biaoti{ color:#FFF; font-size:24px; text-align:center; width:100%;}
.kuansanbaiba_neirong{ color:#FFF;font-size:16px; text-align:center; width:100%; height:90px; line-height:20px;}
.fenge{ display:none;}
.kuan_sibai{ width:100%;}
.kuan_sanbaiba_er{ width:100%;}
.btou_us_donghua{ width:100%; height:auto; clear:both;}
.about_us_abtou{ width:100%; height:30px;; font-size:30px; line-height:30px;  }
.about_us_zhengwen{ width:94%; margin:auto; height:auto; clear:both; font-size:18px; text-align:left; }
.about_us_zhengwen p{ text-align:left;}
.about_us_zhengwen img{ width:100%; height:100%;}

.about_donghuaa_beijing{ width:100%; height:auto;}
.about_us_tubiao{ display:none;}
.abtou_us_zhanweigao_fudong{ display:none;}

.abtou_us_donghua{ width:100%; height:auto;}
.counter{ float:left; clear:both; width:100%; height:100%;}
.counter red{ float:left; clear:both;}
.counter blue{ float:left; clear:both;}
.counter purple{float:left; clear:both;}
.col-md-3 col-sm-6{ float:left; width:100%; height:auto;}

.about_us_xiahuaxian_{ width:100%; height:20px; border-bottom:2px solid #007FCC; margin:0 auto;}

}



/*数字动画开始*/
.demo{ padding: 2em 0;}
.counter{
	padding: 20px 0;
	text-align: center;
	position: relative;
}
.counter .counter-content{
	width: 120px;
	height: 120px;
	border-radius: 50%;
	background: #fff;
	padding: 30px 0;
	margin: 0 auto 30px;
	z-index: 1;
	position: relative;
	transition: all 0.3s ease 0s;
}
.counter .counter-content:before{
	content: "";
	width: 122%;
	height: 122%;
	border-radius: 50%;
	border: 15px solid #FFC100;
	border-bottom: 20px solid transparent;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
}
.counter .counter-content:after{
	content: "";
	border-top: 10px solid #FFC100;
	border-left: 10px solid transparent;
	border-right: 10px solid transparent;
	position: absolute;
	bottom: -14px;
	left: 50%;
	transform: translateX(-50%);
}
.counter .counter-icon{
	display: block;
	font-size: 30px;
	color: #FFC100;
	line-height: 30px;
}
.counter .counter-value{
	font-size: 30px;
	font-weight: 700;
	color: rgba(0,0,0,0.7);
	line-height: 50px;
}
.counter .title{
	display: inline-block;
	padding: 5px 25px;
	background: #FFC100;
	border-radius: 10px;
	font-size: 18px;
	color: #000;
	text-transform: capitalize;
	margin: 0;
}
.counter.red .counter-content:before{
	border-color: #FFC100;
	border-bottom-color: transparent;
}
.counter.red .counter-content:after{ border-top-color: #FFC100; }
.counter.red .counter-icon{ color: #FFC100; }
.counter.red .title{ background: #FFC100; }
.counter.blue .counter-content:before{
	border-color: #FFC100;
	border-bottom-color: transparent;
}
.counter.blue .counter-content:after{ border-top-color: #FFC100; }
.counter.blue .counter-icon{ color: #FFC100; }
.counter.blue .title{ background: #FFC100; }
.counter.purple .counter-content:before{
	border-color: #FFC100;
	border-bottom-color: transparent;
}
.counter.purple .counter-content:after{ border-top-color: #FFC100; }
.counter.purple .counter-icon{ color: #FFC100; }
.counter.purple .title{ background: #FFC100; }

/*数字动画结束*/