*{font: 14px "微软雅黑";}
body,th,td{border:medium none;margin:0;padding:0;}
a{text-decoration: none;}
li{list-style: none;}
body{background: url(zdbs2017bg.jpg) top center no-repeat;height: 1101px;}
.center{width: 1021px;margin: 0 auto;}
.header{color: #2e2e2e;height:32px;font-size: 14px;}
.toplink{float: right;line-height: 32px;color: #808080;margin-right: 13px;}
.toplink a{margin: 0 12px;color:#2e2e2e;}
.article{margin: 0;padding: 0;margin-top: 465px;}
.article li{float:left;text-align: center;margin: 25px}
.article li a{background: url(zdbs2017btn1.png) top center no-repeat;display: block;width: 290px;height: 180px;color: white;}
.article li a span{font-size: 26px;display: block;}
.article li a:hover{background: url(zdbs2017btn2.png) top center no-repeat;}
.footer{height:115px;color:#333333;font-size:14px;text-align: center;line-height: 30px;margin-top: 40px;}