*{
	margin: 0;
	padding: 0;
}
a{
	color: #fff;
}
.center{
	width: 100%;
	
}
.head{
	width: 1280px;
	margin: 0px auto;
	height: 50px;
}
.head>ul{
	width: 50%;
	float: right;
}
.head>ul>li{
	float: left;
	width: 20%;
	height: 50px;
	line-height: 50px;
	text-align: center;
}
.head>ul>li>a{
	color: #000;
}
.active{
	color: #fff !important;
	background: #e77524;
}
.head>ul>li:nth-child(1){
	background: #e77524;
}
.banner{
	width: 100%;
}
.banner>img{
	width: 100%;
}
.center_1{
	width: 1280px;
	margin: 50px auto;
	padding-top: 20px;
	/*border: 2px solid red;
	border-radius: 10px;*/
}
.center_1>img{
	display: block;
	margin: 40px auto;
}
.center_1>div:nth-child(2){
	width: 90%;
	margin-left: 5%;
	background: url(../imgs/jieshao_3.png) no-repeat;
    background-size: 100%;
    background-position: 429px 186px;
}
.center_1>div>p{
	width: 73%;
	display: block;
	margin: 20px auto;
	font-size: 20px;
	text-indent: 2em;
	line-height: 40px;
	letter-spacing:1px;
}
.center_1>div>p>strong{
	font-size: 24px;
	color: #4b79ee;
}
.beijing {
    width: 90%;
    height: 625px;
    background: url(../imgs/jieshao_2.png) no-repeat;
    margin-left: 5%;
    background-size: 100%;
    background-position: 39px -60px;
}
.beijing>img{
	display: block;
	    margin: 100px auto 50px;
}
.beijing>p{
	width: 90%;
	display: block;
	margin: 50px auto;
		margin-left: 5%;
		font-size: 20px;
		letter-spacing:1px;
		line-height: 40px;
}

.footer{
	width: 100%;
	height: 50px;
	line-height: 50px;
	text-align: center;
	color: #fff;
	background: #2fb5cd;
}