body{ font-size:12px; font-weight:normal; font-family:"宋体",arial; padding:0px;margin:0px 0px; line-height:25px;}
.pro_list{ width:100%; text-align:left;}
.pro_list ul{ list-style:none;}
.pro_list ul li{ width:159px; height:142px; float:left; display:block; font-weight:normal;text-align:center; padding:3px} 
.pro_list ul li span a:link,.pro_list ul li span a:visited,.pro_list ul li span a:active{  font-weight:normal; text-align:center;}
.pro_list ul li span a:hover{width:167px;  text-align:center;}
.pro_list ul li p a:link,.pro_list ul li p a:visited,.pro_list ul li p a:active{ height:25px; width:167px; font-weight:normal; text-align:center;}
.pro_list ul li p a:hover{  width:167px; height:25px; text-align:center;}