body {
		overflow: hidden;
		overflow-y: auto;
		margin: 0;
		padding: 0;
	}
	
	/*��ҳβ�� */
	.test4{
		padding:0px;
		width:1000px;
		margin:auto;
	} 
	.test4 > img{
		float:left;
		margin-top:-100px;
	}
	.background{
		width:100%;
		height:107px;
		background: -webkit-linear-gradient(
		top,white,#9cf
		);
		background: -webkit-linear-gradient(
		top,white,#9cf
		);
		 background: -ms-linear-gradient(
		top,white,#9cf
		);   
		filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='white', endColorstr='#9cf', GradientType='1'); 
		background: -ms-linear-gradient(left,white 0%,9cf 100%);
		
    	background: -moz-linear-gradient(top,white,#9cf);    
    	background: linear-gradient(top,white,#9cf); 
    	background: linear-gradient(to bottom,white,#9cf);
		float:left;
	}
	.log{
		width:1000px;
		float:left;
		height: 100px;
	}
	.log > img{
		float:left;
	}
	.log > p{
		color:#146fb5;
	}
	.log .wtjkj{
		float:left;
		margin-left:0px;
		margin-top:30px;
		font-size:40px;
	}
	.logo1{
		clear:both;
	}
	
		ul li a {
			text-decoration:none;
		}
	
		ul li {
			line-height:30px;
			margin:2px;
			margin-top:-5px;
			float:left;
			word-spacing:8px;
			letter-spacing:5px;
			list-style:none;
		}
		.clear{
			clear:both;
		}
		
		ul {
			margin-left:0px;
		}
	
	.topleft{
		/* height:770px; */
		float:left;
		border: #CCC solid 1px;
		width:217px;
	}
	.topleft1{
		padding-left:5px;
		font:16px "Microsoft Yahei";
		border-bottom: #CCC solid 1px;
		height:17px;
	}
	
		.centerdiv{
			position: relative;
			margin: auto;
			width: 1000px;
			font-weight: normal;
			font-style: normal;
		}
		
		.centerdiv .cen1{
			width: 700px;
			float: left;
			top: -15px;
		}
		
		.threetit1{
			text-align: center;
			font-size: 20px;
			margin-bottom: 0;
		}
		.products{
			line-height:25px;
			font-weight: normal;
			font-size: 14px;
			margin-top: 5px;
		}
		
		.threetit2 {
			line-height: 50px;
			text-align: left;
			margin: 0;
			font-size: 16px;
			font-weight: normal;
			
		}
		
		.thcen1 {
			line-height: 30px;
			font-size: 17px;
		}
		
		.thcen2 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
		} 
		
		.threetit3 {
			line-height: 30px;
			font-size: 16px;
		}
		.thcen3 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
		} 
		
		.threetit4 {
			line-height: 30px;
			font-size: 17px;
		}
		
		.thcen4 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
		}
		
		.threetit5 {
			font-weight: normal;
			line-height: 30px;
			font-size: 16px;
		}
		
		.thcen5 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
		}
		
		.threetit6 {
			line-height: 30px;
			font-size: 17px;
			font-weight: normal;
		}
		
		.thcen6 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
		}
		
		.threetit7 {
			font-weight: normal;
			line-height: 30px;
			font-size: 16px;
		}
		
		.thcen7 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
		}
		
		.threetit8 {
			line-height: 35px;
			font-size: 17px;
			font-weight: normal;
		}
		
		.thcen8 {
			font-size: 14px;
			line-height: 25px;
			font-weight: normal;
			text-align: center;
		}