<style type="text/css">
	body,h1{
				margin:0;
				padding:0;
	}
	a{
		text-decoration:none;
	}

	a:visited {color:black}
	a:hover{color:gray}
	a:active {color:black}
	#nav a{
			margin:0 120px 0 0;
			
	}
	body{
			background-color:rgb(230,230,230);
			
	}
	#kuangjia{
					margin:48px 0 0 150px;
					width:1037px;
					height:600px;
					background-color:white;
					padding:35px 40px 0 40px;
	}
	#leftFrame{
					border:2px;
					border-color:rgb(237,237,237);
					border-style:solid;
					width:700px;
					height:410px;
					float:left;

	}
	#rightFrame{
					border:2px;
					border-color:rgb(237,237,237);
					border-style:solid;
					width:300px;
					height:410px;
					float:right;

	}
	#leftContrnt{
					text-indent:2em;
	}
	</style>