@charset "utf-8";
html,body,div,span,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,a,code,em,img,dl,dt,ol,ul,li,input,textarea,form,label,table,tbody,tr,th,td{border:0;outline:0;list-style:none;font-weight:400;font-family:'Microsoft YaHei',helvetica,Arial,Tahoma,Sans-Serif;text-decoration:none;margin:0;padding:0;}
body{background-image:url(images/nbg.gif);}
#shell {width:650px;margin-right:auto;margin-left:auto;margin-top:200px;}
#inl {width:300px;height:300px;float:left;background-image:url(images/indexa.png);background-repeat:no-repeat;}
#inl img:hover {background-image:url(images/indexh.png);background-repeat:no-repeat;}
#inr{width:300px;height:300px;float:left;background-image:url(images/indexo.png);background-repeat:no-repeat;}
#hid {background-image:url(images/indexh.png);display: inline;}
#bo {width:100%;margin-right:auto;margin-left:auto;float:left;}