*{
	padding:0;
	margin:0;
	font-size:12px;
	text-decoration:none;
	list-style:none;
	font-family:'宋体';
	outline:none;
}
.clear{
	clear:both;
	zoom:1;
}
.clear:after{
	display: block;
	content: '.';
	height: 0;
	clear: both;
	visibility: hidden;
}
.nav_li{

	border-radius: 50px;

	display: block;

	position: relative;

	

}

#nav { 
	line-height: 40px; 
} 

#nav a { 

	display: block; 

	width: 150px; 

	text-align:center; 

	color:#263351;

	font-weight:bolder;

	font-size: 20px;

} 

#nav a:hover { 

	color:#FFF;

	text-decoration:none;

	font-weight:bold; 

	border-radius:20px;

} 

#nav li { 

	float: left; 

	width: 150px;
	position: relative;
} 

#nav li a:hover{ 

	background-color:#2EC5EA; 

} 
#nav_before>a:before{
    position: absolute;
    content: "";
    top: -8px;
    right: 20px;
    background: url('../images/nian/beijing.png')no-repeat top center;
    width: 140px;
    height: 50px;
}
#nav_before>a{
	background-color: #2EC5EA;
	width: 120px;
	height: 40px;
	line-height: 40px;
	text-align: center;
	color: #fff;
	border-radius: 20px;
}
#nav li:hover a::after{
    position: absolute;
    content: "";
    top: -8px;
    right: 20px;
    background: url('../images/nian/beijing.png')no-repeat top center;
    width: 140px;
    height: 50px;
}

#nav li ul { 

	line-height: 30px; 

	list-style-type: none;

	text-align:left; 

	left: -999em; 

	width: 125px; 

	position: absolute; 

	background-color:#2EC5EA;

	border-radius:7px;

} 

#nav li ul li{ 

	float: left; 

	width: 180px; 

} 

#nav li ul a{ 

	display: block; 

	width: 100px;

	text-align:left;

	padding-left:24px; 

} 

#nav li ul a:link { 

	color:#fff; 

	text-decoration:none; 

} 

#nav li ul a:visited { 

	color:#fff;

	text-decoration:none; 

} 

#nav li ul a:hover { 

	color:#fff;

	text-decoration:none;

	font-weight:bolder; 

	background:#2C91D5; 

} 

#nav li:hover ul { 

	left: auto; 

} 

#nav li.sfhover ul { 

	left: auto; 

} 

#content { 

	clear: left; 

}

/* 登录提示 */
#denglu{
	display: none;
	position: fixed;
	left: 0;
	top:0;
	background-color: #000;
	background: rgba(10, 10, 10, 0.8);
	width: 100%;
	height: 100%;
	z-index:100000000000000000000;
	text-align: center;
	line-height: 100%;
}
#denglu>img{
	margin-top: 10%;
	cursor: pointer;
}
/* 导航/logo */
.logo{
	width: 100%;
	margin-top: 18px;
}
.logo>ul>li{
	float: left;
	text-align: center;
}
.logo1{
	width: 20%;
	
}
.logo1>img{
	padding-left: 20px;
}
.logo2{
	width: 50%;
	margin-top: 30px;
}


.logo3{
	width: 30%;
	margin-top: 20px;
}