*{margin:0;padding:0;}
img{border:0;}
ul{list-style:none;}
.clear{clear:both;height:0;line-height:0;}
body{width:100%; margin:0 auto; font:12px 'arial','宋体','新宋体',sans-serif,'verdana'; background:#000; word-break:break-all; word-wrap:break-word;}
.main{width:1000px;margin:0 auto;position: relative;}
.main1{width:100%;height:290px;background:url("../images/0101/0_1.jpg") no-repeat center 0;}
.main2{float:left;width:650px;height:640px;background:url("../images/0101/0_2.jpg") no-repeat center 0;}
.main3{float:left;width:350px;height:640px;background:url("../images/0101/0_3.jpg") no-repeat center 0;}

.nav a{position: absolute;display: block;text-indent:-99999px;text-align:left;cursor:pointer;}
.nav a:hover{background-image:url("../images/0101/nav.jpg");}
a.btn_head1{top:290px;left:729px;width:104px;height:83px;}
a.btn_head1:hover{background-position:-79px 0;}
a.btn_head2{top:355px;left:846px;width:107px;height:88px;}
a.btn_head2:hover{background-position:-196px -65px;}
a.btn_head3{top:427px;left:654px;width:105px;height:73px;}
a.btn_head3:hover{background-position:-4px -137px;}