/*首页banner图*/
img{border:0;}
#top{width:988px; margin:auto;height:80px;}
#top .logo{float:left;width:178px;height:80px;}
#top .m{float:right;line-height:80px;width:580px;}
#top .m a{color:#333;float:left; text-decoration:none;margin-left:50px;font-size:20px;}
#top .m a:hover{ opacity:0.9;}
#top .m .a{color:#169bfd;}

ul,li{list-style:none;margin:0;padding:0}
/*图片的高度用下面的height来控制*/
.DB_tab25 {width:100%;height:250px;position:relative;overflow:hidden;/*cursor:pointer;*/}
.DB_tab25 .DB_bgSet{position:relative;}
/*图片的高度用下面的height来控制*/
.DB_tab25 .DB_bgSet li{position:absolute;width:100%;height:250px;display:none;}
.DB_tab25 .DB_imgSet{position:absolute;width:988px;left:50%;margin-left:-500px;}
.DB_tab25 .DB_imgSet .DB_1_1{position:absolute;left:20px;top:50px;}
.DB_tab25 .DB_imgSet .DB_1_2{position:absolute;left:20px;top:150px}