body {font-family: Arial, Helvetica, sans-serif, "", "";font-size: 13px;line-height: 130%;color: #333333;background:#D7EFFB url(../images/bj.jpg) repeat-x;}
*{ margin: 0px;padding: 0px;}
ul{ list-style:none;}
#top { width:855px; margin:0px auto;}
#nav { background:url(../images/nav_bj.jpg) no-repeat; width:827px; height:49px; margin:8px auto 0px auto; text-align:center; padding-top:8px; padding-left:18px; padding-right:10px;}
#nav li { float:left;}

.index { background:url(../images/index-b.jpg) no-repeat; display:block; width:87px; height:41px; margin-left:5px;}
.index a{ background:url(../images/index-b.jpg) no-repeat; display:block; width:87px; height:41px;}
.index a:hover{ background:url(../images/index-a.jpg);}

.card { background:url(../images/card-b.jpg) no-repeat; display:block; width:177px; height:41px; margin-left:5px;}
.card a{ background:url(../images/card-b.jpg) no-repeat; display:block; width:177px; height:41px;}
.card a:hover{ background:url(../images/card-a.jpg);}

.ballot { background:url(../images/ballot-a.jpg) no-repeat; display:block; width:230px; height:41px; margin-left:5px;}
.ballot a{ background:url(../images/ballot-b.jpg) no-repeat; display:block; width:230px; height:41px;}
.ballot a:hover{ background:url(../images/ballot-a.jpg);}

.commend { background:url(../images/commend-a.jpg) no-repeat; display:block; width:172px; height:41px; margin-left:5px;}
.commend a{ background:url(../images/commend-b.jpg) no-repeat; display:block; width:172px; height:41px;}
.commend a:hover{ background:url(../images/commend-a.jpg);}

.a { background:url(../images/a-a.jpg) no-repeat; display:block; width:120px; height:41px; margin-left:5px;}
.a a{ background:url(../images/a-b.jpg) no-repeat; display:block; width:120px; height:41px;}
.a a:hover{ background:url(../images/a-a.jpg);}

#content { background:url(../images/con_bj.gif); width:845px; margin:0px auto; padding-left:5px; padding-right:5px; text-align:center;}
#content li{ padding-top:20px;}

#content_bott { background:url(../images/bott.jpg) no-repeat top; width: 855px; height:336px; margin:0px auto; text-align:center; padding-top:20px; padding-bottom:50px;}
.butt_a { background:url(../images/fun.jpg) ; width:301px; height:43px; border:none; cursor:pointer;}