* {margin:0;padding:0;border:0;}
body {font:12px 宋体,Arial; line-height:1.7; color:#fff;background:#000;text-align:center;}
a{color:#fff;}
a:hover{text-decoration:none;}
.minwidth{position:relative;width:960px;clear:both;margin:0 auto;text-align:left;margin-top:40px;}/*最小宽度,居中!*/
#k1 {height:472px;clear:both;}
#k1 div{width:100%;height:100px;clear:both;}
#k1 div.a1{background:url(//images.17173cdn.com/more/images/kdxy/1.jpg)}
#k1 div.a2{background:url(//images.17173cdn.com/more/images/kdxy/2.jpg)}
#k1 div.a3{background:url(//images.17173cdn.com/more/images/kdxy/3.jpg)}
#k1 div.a4{background:url(//images.17173cdn.com/more/images/kdxy/4.jpg)}
#k1 div.a5{background:url(//images.17173cdn.com/more/images/kdxy/5.jpg)}
#k1 div.a6{background:url(//images.17173cdn.com/more/images/kdxy/6.jpg);height:72px;}
ul.nav{ position:absolute; height:189px; width:199px;top:112px;left:492px;}
ul.nav li{text-indent:-10000%;float:left;width:199px;height:47px;margin-top:16px;display:inline;}
ul.nav li a{width:199px;height:47px;display:block;}
ul.nav li a:hover{width:199px;height:47px;display:block;}
ul.nav li.a a:hover{ background:url(//images.17173cdn.com/more/images/kdxy/nav1.jpg);}
ul.nav li.b a:hover{background:url(//images.17173cdn.com/more/images/kdxy/nav2.jpg);}
ul.nav li.c a:hover{background:url(//images.17173cdn.com/more/images/kdxy/nav3.jpg);}