@charset "utf-8";
/* CSS Document */


/*重置*/
body{ margin:0; padding:0; font-family:"Arial"; font-size:16px;}
a{text-decoration:none; color:grey; }
p{ margin:0; padding:0;}
img{ display:block;}
h1,ul,li{ margin:0; padding:0;}


/*导航和logo*/
.head-box{
	width:100%;
	height:80px;
	overflow:hidden;}
.head{
	width:1080px;
	height:80px;
	margin:auto;
	overflow:hidden;
	line-height:80px;}
.logo{
	float:left;
	width:500px;}
.logo img{
	width:30%;
	padding-top:17px;
	float:left;}
.logo span{
	font-size:12px;
	color:grey;
	margin-top:20px;
	display:block;}
.nav{
	float:right;}
.nav a{
	color:#999;
	padding:0 20px;
	border-right:solid 1px grey;
	font-weight:bold;}
.nav a:nth-child(5){
	border:none;}
.nav a:hover{
	color:#1e91d1;}

/*banner*/
.banner-box{
	width:100%;
	overflow:hidden;}
.banner{
	width:1080px;
	height:380px;
	margin:auto;
	position:relative;}	
.banner img{
	position:absolute;
	left:50%;
	top:0;
	margin-left:-960px;}


	

/*服务内容*/
.content-box{
	width:1080px;
	margin:auto;
	padding-top:20px;}










/*页脚*/
.footer{
	width:100%;
	background-color:#000;
	box-shadow: 0px -3px 5px #999;}
.footer p{
	text-align:center;
	font-size:16px;
	line-height:50px;
	color:grey;}