body{
margin:0;
padding:0;
background:url(../images/background.jpg);
}

.header{
width:900px;
height:150px;
background:#fff;
margin:0 auto;
}
.logo{
width:150px;
height:150px;
float:left;
}
.logo img{
width:100px;
height:100px;
padding:20px;
}
.name{
font-size:36px;
font-weight:bold;
font-family:Arial, Helvetica, sans-serif;
float:left;
padding:20px 10px;
color:#002168;
line-height:1.5;
}
.nav{
width:900px;
height:50px;
background:#002168;
margin:0 auto;
}
.nav ul{
margin:0;
padding:0;
}
.nav ul li{
float:left;
text-align:center;
list-style:none;
width:128px;
height:50px;
line-height:50px;
position:relative;
}
.nav ul li a{
text-decoration:none;
position:relative;
color:#fff;
display:block;
}
.nav ul li a:hover{
color:#FFFF00;
background:#990000;
}
.nav ul li ul{
position:absolute;
background:#002168;
}
.nav ul li ul li{
display:none;
}
.nav li:hover ul li{
display:block;
}

.detail{
width:900px;
height:550px;
margin:0 auto;
}
.b1{
width:600px;
height:550px;
float:left;
background:#f7f7f7;
}
.about{
font-size:28px;
font-family:Verdana, Arial, Helvetica, sans-serif;
padding:20px;
font-weight:bold;
}
.us{
font-family:Arial, Helvetica, sans-serif;
padding:0 20px;
font-size:15px;
text-align:justify;
}
.b2{
width:250px;
height:250px;
float:left;
background:#f7f7f7;
margin:0 0 10px 50px;
}
.batch{
font-family:Verdana, Arial, Helvetica, sans-serif;
color:#cccc00;
text-align:center;
}
.slc{
font-family:Arial, Helvetica, sans-serif;
font-size:16px;
padding:10px 25px;
}

.footer{
width:900px;
height:50px;
background:#017ccc;
margin:0 auto;
}
.copy {
    width: 900px;
    margin: 0 auto;
    padding: 20px 0 0 0;
    color:#000000;
    text-align: center;
}
.copy a {
    color: #CCCCCC;
}
.copy a:hover {
    color: #FFFF00;
}