.tabbox{width:1000px;}
.nav-list{height:48px;overflow:hidden;}
.nav-list li{height:48px;float:left;width:200px;}
.nav-0 a,.nav-1 a,.nav-2 a,.nav-3 a,.nav-4 a{padding-left:200px;height:48px;line-height:48px;}
.nav-0{background:#0084c0;background-image:url(../images/middle1.png);}
.nav-1{background:#0084c0;background-image:url(../images/middle2.png)}
.nav-2{background:#0084c0;background-image:url(../images/middle3.png)}
.nav-3{background:#0084c0;background-image:url(../images/middle4.png)}
.nav-4{background:#0084c0;background-image:url(../images/middle5.png)}
.nav-cus-0{background:#6f6f6f;background-image:url(../images/middle1.png)}
.nav-cus-1{background:#6f6f6f;background-image:url(../images/middle2.png)}
.nav-cus-2{background:#6f6f6f;background-image:url(../images/middle3.png)}
.nav-cus-3{background:#6f6f6f;background-image:url(../images/middle4.png)}
.nav-cus-4{background:#6f6f6f;background-image:url(../images/middle5.png)}
.contant{height:327px;width:1000px;overflow:hidden;position:relative;}
.inner{width:5000px;height:327px;position:relative;}
.contant-con{float:left;width:1000px;}