body{background:url(/images/bg_index.png) repeat-x;}
#wrap{width:792px;height:459px;margin:0 auto;margin-top:80px;background:url(/images/bg_default.png) no-repeat;padding-top:50px;padding-left:80px;}

#default{width:532px;float:left;}
#enter{width:252px;float:right;}

#enter ul li a{text-indent:-2500px;display:block;width:235px;height:130px;}

#enter ul li#shuiwu a{background:url(/images/btn_shuiwu.png) no-repeat top;}
#enter ul li#shuiwu a:hover{background:url(/images/btn_shuiwu.png) no-repeat bottom;}

#enter ul li#kuaiji a{background:url(/images/btn_kuaiji.png) no-repeat top;}
#enter ul li#kuaiji a:hover{background:url(/images/btn_kuaiji.png) no-repeat bottom;}