/*属性重置*/
*{
	margin:0;
	padding:0;
	}

a img{
	border:none;
	}
	

body{font:12px Arial, Helvetica, sans-serif, "微软雅黑";
color:#868686;}

ul li dd dt{
	list-style:none;
	}				

/*3张图属性开始*/

.mid_mid{
	width:1024px;
	height:200px;
	margin:0 auto;
	overflow:hidden;
	padding-top:70px;
	}
	

.left1{
	width:240px;
	height:160px;
	float:left;
	margin-right:80px;
	margin-left:70px;
	margin-top:25px;
	}
	
.mid2{
	width:240px;
	height:160px;
	float:left;
	margin-right:80px;
	margin-top:25px;
	}
	
.right3{
	width:240px;
	height:160px;
	float:left;
	margin-top:25px;
	}
	
.distance{
	margin-bottom:5px;}		
		
.text1{
	text-align:center;
	margin-top:5px;}
	
/*3张图属性结束*/

/*介绍栏开始*/

.introduce{
	width:1024px;
	height:240px;
	margin:0 auto;
	overflow:hidden;
	padding-top:80px;
	}
	
.left2{
	width:700px;
	height:230px;
	float:left;
	}
	
.right2{
	width:280px;
	height:230px;
	float:left;
	margin-left:44px;
	}


/*左边开始*/
._head1{
	width:700px;
	height:30px;
	}

._head1 img{
	float:left;
	}
	
	
.ab{
	margin:5px 0 0 14px;
	}


.more1{
	margin:5px 0 0 590px;
	}

.bar1{
	margin-top:5px;
	}
	
.content_intro{
	width:690px;
	height:194px;
	margin:6px 0 0 35px;
	overflow:hidden;
	border-right:dashed 1px #393939;
	}
	
.content_intro img{
	display:block;
	float:left;
	margin:2px 0 4px 2px;;
	}
	
.p1{
	width:425px;
	display:block;
	float:left;
	line-height:22px;
	text-indent:2em;
	text-align:left;
	margin-left:5px;
	}
	
.p2{
	width:680px;
	float:left;
	margin-left:2px;
	line-height:22px;
	}

/*左边结束*/

/*右边开始*/

._head2{
	width:300px;
	height:50px;
	overflow:hidden;
	}

._head2 img{
	float:left;}

.why{
	margin:3px 0 0 10px;}

.bar2{
	margin:7px 0 0 0;}
	
.content_why{
	width:247px;
	height:170px;
	margin:-12px 0 0 16px;}
	
.content_why p{
	line-height:22px;
	}
	
/*右边结束*/
/*介绍栏结束*/

/*产品栏开始*/

.mid_down{
	padding-top:80px;}

.content_product{
	width:1024px;
	height:320px;
	margin:0 auto;
	}
	
._head3{
	overflow:hidden;
	width:1024px;
	height:25px;
    }	
	
._head3 img{
	float:left;
	}
	
._head3_img1{
	margin:3px 0 0 14px;
	}
	
.more2{
	margin:3px 0 0 900px;}
	
._head3_img2{
	margin:5px 0 0 0;
	}
	
.product{
	overflow:hidden;
	margin:40px 0 0 0;
	}	
	
.sound{
	width:250px;
	height:100px;
	float:left;
	margin-left:50px;
	overflow:hidden;
	}
	
.sound img{
	float:left;
	margin:0 20px 0 10px;
	}
	
.sound_img1{
	padding-top:20px;}
	
.media{
	width:250px;
	height:100px;
	float:left;
	margin-left:50px;
	overflow:hidden;
	}
	

.media img{
	float:left;}
	

.media_img1{
	margin:20px 0 0 15px;}

.property{
	width:250px;
	height:100px;
	float:left;
	margin-left:80px;
	overflow:hidden;
	}
	

.property img{
	float:left;
	}
	
.property_img1{
	margin:20px 0 0 20px;}
	
.photo{
	width:250px;
	height:100px;
	float:left;	
	margin:45px 0 0 50px;
	overflow:hidden;
	}
	
.photo img{
	float:left;
	}
	

.photo_img1{
	margin:15px 0 0 20px;
	}
	
.instrument{	
    width:250px;
	height:100px;
	float:left;	
	margin:30px 0 0 55px;
	overflow:hidden;
	}
	

.instrument img{
	float:left;
	}
	
.instrument_img1{
	margin:26px 0 0 25px;
	}
	
	
.Archives{
	width:250px;
	height:100px;
	float:left;
	margin:40px 0 0 65px;
	overflow:hidden;
	}
	
.Archives img{
	float:left;
	}
	
.Archives_img1{
	margin:20px 0 0 20px;
	}
	
	
/*产品栏结束*/

/*案例栏开始*/

.down{
	padding-top:20px;
	}
	
.content_case{
	width:1024px;
	height:250px;
	margin:0 auto;
	}
	
._head4{
	width:1024px;
	height:30px;
	overflow:hidden;
	}
	
._head4 img{
	float:left;
	}
	
._head4_img1{
	margin:3px 0 0 14px;}
	
	
._head4_img2{
	margin:5px 0 0 0;
	}
	
.case{
	margin:20px 0 0 12px;
	width:1000px;
	overflow:hidden;
	}
	
.incase {
    float: left;
    width: 500%;
    }

.case_left {
    float: left;
    }

 .case_left img{
	margin-left:60px;
	border:none;}

.case_right {
    float: left;
}

.case_right img{
	margin-left:60px;
	border:none;
	}
	
/*案例栏结束*/