@charset "utf-8";
*{margin:0;padding:0;list-style-type:none;}
a,img{border:0;}
body{font:12px/180% Arial, Helvetica, sans-serif, "新宋体";}

/* banner */
.banner{width:980px;position:relative;}
.banner,.banner ul{display:block;height:300px;overflow:hidden;}
.banner li,.banner li a,.banner li a img{display:block;width:980px;height:300px;float:left;overflow:hidden;}
.banner #prevbt,.banner #nextbt{display:block;width:30px;height:50px;background:url(indexsprites.png) no-repeat #fff;position:absolute;top:120px;opacity:.3;filter:alpha(opacity=30);}
.banner #prevbt{background-position:0 -110px;left:0;border-top-right-radius:5px;border-bottom-right-radius:5px;}
.banner #nextbt{background-position:-40px -110px;right:0;border-top-left-radius:5px;border-bottom-left-radius:5px;}