*{
	margin: 0;
	padding: 0;
	font-family: "Microsoft Yahei";
}
body{
	margin: 0 auto;
	min-width: 1280px;
	max-width: 1920px;
}
nav{
	margin-top: 20px;
	width: 100%;
	min-width: 1280px;
	max-width: 1920px;
	height: 50px;
	margin: 0 auto;
}
#ywfw,#cgal,#jstd,#cpjy,#lxwm{
	min-height: 700px;
	max-height: 1080px;
}
.fubiaoti{
	margin: 0 auto;
	width: 1040px;
	text-align: center;
	padding-top: 70px;
	color: #aaa;
	font-size: 40px;
}
.bai{
	color: #fff!important;
}
.nav_left{
	width: 200px;
	height: 100%;
	margin-left: 50px;
	float: left;
}
.nav_right{
	width: 200px;
	height: 100%;
	float: right;
}
.nav_zhong{
	width: 750px;
	height: 100%;
	margin: 0 auto;
}
.nav_zhong ul li{
	display: inline-block;
	width: 100px;
	height: 50px;
}
.nav_zhong a{
	display: inline-block;
	width: 100px;
	height: 45px;
	line-height: 50px;
	text-align: center;
	text-decoration: none;
	color: #888;
	font-weight: bold;
}
.nav_zhong ul span{
	display: inline-block;
	width: 100px;
	height: 3px;
	border-radius: 2px;
	background-color: #2B5EB4;
	border: 1px solid #2B5EB4;
	opacity: .2;
	display: none;
	animation-timing-function:ease-in-out;
	animation:  breathe 1.5s linear 0s infinite alternate;
	position: relative;
	z-index: 10;
}
@-webkit-keyframes breathe {
    0% { opacity: .2; box-shadow:0 1px 2px #2b92d4;}
    100% { opacity: 1; border:1px solid #2B5EB4; box-shadow:0 1px 30px #2b92d4;}
}
@keyframes breathe {
    0% { opacity: .2; box-shadow:0 1px 2px #2b92d4;}
    100% { opacity: 1; border:1px solid #2B5EB4; box-shadow:0 1px 30px #2b92d4;}
}
.nav_zhong li:hover .span1{
	display: block;
}
.erweima1{
	width: 200px;
	height: 200px;
	position: fixed; 
	top:30px; 
	right: 500px;
	z-index: 9;
	opacity: 0;
}
.weixin{
	cursor: pointer;
	float: right;
	padding-right: 50px;
}

.footer-box p{
	width: 800px;
	margin: 0 auto;
	line-height: 100px;
	color: #fff;
}
.footer-box a,footer a:visited{
	color: #fff;
	text-decoration: none;
	clear:both;
}
.footer-box a:hover{
	text-decoration: underline;
}

.footer-box {
	position: fixed;
	bottom: 0;
	left: 0;
	z-index: 999;
	width: 100vw;
	height: 60px;
	background-color: #888;
	color: #ffffff;
	display: flex;
	align-items: center;
	justify-content: center;
}