*{
			padding: 0px;
			margin: 0px;
		}
		.nav{
			list-style: none;
			background-color: #09F;/*给整个列表设置蓝色背景*/
			width: 500px;
			/*height: 45px;*/
			margin: 10px auto;
			overflow: hidden;
			zoom: 1;
		}
		.nav li{
	float: left;
	width: 25%;
		}
		.nav a{
			width: 100%;
			display: inline-block;
			text-align: center;
			padding: 2px 0px;
			text-decoration: none;
			color: white;
		}
		.nav a:hover{
			background-color: red;
		}
		
.TB{

	}
.gg{
	width: 70%;
	color: #0F0;
	font-size: smaller;
	background-color: #ccc;
	color: #FFF;
	margin: 0 auto;
	text-align: center;
}
.logo{
	background-image:url(../indeinges/web_t.png);
	width:636px;
	height:116px;
	margin:0 auto;
	}
.dh{
	background-color: #09F;
	width: 100%;
	height: 20px;
	font-size: smaller;
	}