@charset "utf-8";

/* CSS Document */

* { border:0; margin:0; padding:0; outline:none; text-decoration: none; list-style: none; }



a{ font-family:'微软雅黑'; text-decoration: none;}



p{ font-family:'微软雅黑';}



input{ border:none; padding:none; margin:none; }



img{display:block;}	

.clearfix{ clear:both;}



/**页头**/

body{height:100%;}

html{height:100%;}
.nav{
	width: 720px;
}
.headerr{

	width:100%;

	height: 800px;

	background: url(../images/about_banner.jpg)no-repeat;

	overflow: hidden;

	margin: 0 auto;

}

.top{

	width:1200px;

	height: auto;

	margin: 42px auto 0;

	

	

}

.logo{

	width:190px;

	height: auto;

	margin-left: 0;

	float: left;

}

.banner_text_1{

	width:800px;

	height: 412px;

	

}

.banner_text_1 h1{

	font-size: 5rem;

	line-height: 5rem;

	color: #fff;

	

}

/**页头**/

/**我们的发展**/

.deve_bj{

	width:100%;
top:330px;

	position: absolute;

	

}

.deve_box{

	width:1200px;

	padding: 80px 40px;
box-sizing: border-box;
	height: auto;

	margin: 80px auto 0;

	background: url(../images/bg.jpg) center center no-repeat;
	background-size: 100% 100%;

	box-shadow:-4px 0px 4px #d6d6d6 ,   /*左边阴影*/              

	0px 0px 0px #d6d6d6 ,  /*上边阴影*/               

   4px 0px 4px #d6d6d6 ,  /*右边阴影*/  

	0px 8px 4px #d6d6d6;/*下边阴影*/ 

}

.deve_box h1{

	font-size:24px;

	letter-spacing: 1px;

	line-height: 30px;

	text-align: center;

}

.deve_box p{

	font-size:14px;

	letter-spacing: 1px;

	line-height: 36px;

	text-align: center;

}

.deve_content{

	width:1200px;

	height: auto;

	margin: 120px auto 20px;

}

.deve_left{

	width:500px;

	height: auto;

	float: left;

	

}

.deve_left_lie{

	width:100%;

	height: auto;

	margin-bottom: 100px;



}

.deve_pic{

	margin-left: 100px;

}

.deve_text{

	width:500px;

	height: auto;

	margin-bottom: 40px;

}

.deve_text h1{

	font-size:16px;

	text-align: right;

	margin-bottom: 14px;

		

}

.deve_text p{

	width:490px;

	font-size:14px;

	text-align: right;

	line-height: 24px;

	margin: 0 auto;

	

}

.deve_text_p p{
display: none;
	float: left;

	color: #888;

  text-align:justify;

  text-justify:inter-ideograph;

}

.deve_xian{

	width:1px;

	height: 60px;

	background-color: #1874ff;

	float: right;

}

.deve_middle{

	width:25px;

	float: left;

	margin: -120px 78px 0 78px;



}

.deve_ritht{
 margin-top: 100px;
	width:500px;

	height: auto;

	float: left;

	

}

.deve_right_lie{

	width:100%;

	height: auto;

	margin-bottom: 100px;



}

.deve_picc{

	margin-right: 100px;

}

.deve_textt{

	width:500px;

	height: auto;

	

}

.deve_textt h1{

	font-size:16px;

	text-align: left;

	margin-bottom: 14px;

		

}

.deve_textt p{

	width:490px;

	font-size:14px;

	text-align: left;

	line-height: 24px;

  text-align:justify;

  text-justify:inter-ideograph;

	

}

.deve_textt_p p{
display: none;
	float: right;

	color: #888;

	margin-bottom: 100px;

  text-align:justify;

  text-justify:inter-ideograph;

 

}

.deve_xiann{

	width:1px;

	height: 60px;

	background-color: #1874ff;

	float: left;

}

.chakan_more{

	width:120px;

	height: 46px;

	margin: 0 auto 80px;

	border: solid 1px #1874ff;

	text-align: center;

	line-height: 46px;

}

/*-------发展历史----------*/
.history{ height: auto; overflow:hidden; padding-top:50px; background:transparent; width: 900px;margin: 0 auto;}
.history li{width: 400px; height: auto;  position: relative; }
.history li h3{font-size: 20px; color: #185fae; font-weight: normal;}
.history li h4{font-size: 15px; color: #333; font-weight: bold; line-height: 28px; font-weight: normal;}
.history li.his_right{text-align: left; float: right; border-left: 1px solid #8bafd6;padding-left: 40px; padding-right:10px;}
.history li.his_left{text-align: right; float: left;border-right: 1px solid #8bafd6; padding-right: 40px;padding-left:9px;}
.history li p{font-size: 15px; color: #333; line-height: 24px;}
.history li .his_icon{position: absolute; width: 42px; height: 61px; top: 0; }
.history li.his_right .his_icon{background: url(../images/his_1.png) no-repeat ;left: -30.5px;}
.history li.his_left .his_icon{ background: url(../images/his_2.png) no-repeat ; right: -31.5px;}














/**我们的发展**/
.footer{
	margin-top: 2000px;
}
@media screen and (max-width:767px){
	body{
		height: auto;
	}
	.deve_bj {
		width: 94%;
		top:18px;
		height: auto;
		/* background: url(../images/white_d.png) no-repeat center; */
		position: relative;
		margin: 0 3%;
	}
	.history{
		width: 94%;
		margin: 0 3%;
	}
	.history li{
		width:40%;
	}
	.history li.his_left {
		text-align: right;
		padding-right:7.86%;
		padding-left: 2%;
	}
	.history li.his_right {
		text-align: left;
		float: right;
		border-left: 1px solid #8bafd6;
		padding-left: 7%;
		padding-right:2.86%;
	}
	.history li h3 {
		font-size: 16px;
		
	}
	.deve_box {
		width:100%;
		padding:40px 20px;
		height: auto;
		margin:0;
		box-sizing: border-box;
	
	}
	.deve_box p {
	
		line-height: 24px;
		
	}
	.deve_content {
		width: 100%;
		height: auto;
		margin: 20px auto 10px;
	}
	.deve_left ,.deve_ritht{
		width: 100%;
		
	}
	.deve_pic {
		margin-left:0;
		width: 80%;
		margin:0 10%;
	}
	.deve_content img{
		width: 100%;
	}
	.deve_text h1,.deve_textt h1{
		text-align: center;
	}
	.deve_text,.deve_textt {
		width: 80%;
		margin:0 10%;
		height: auto;
		margin-top: 0;
	}
	.deve_left_lie{
		margin-bottom: 30px;
	}
	.deve_right_lie{
		margin-bottom: 30px;
	}
	.deve_picc{
		margin: 0;	
	}
	.deve_text p{
		width: 100%;
	}
	.deve_xian,.deve_xiann {
	display: none;
	
	}
	.deve_middle {
	display: none;
	}
	.deve_textt_p p{
		margin: 0;
		width: 100%;
	}
	.footer{
		margin-top: 45px;
	}
}