#preview{ float:none;text-align:center; }
#spec-n5{ padding-top:6px; overflow:hidden;}
#spec-list{ overflow:hidden; margin-left:2px; display:inline;}
#spec-list ul li{ float:left; margin-right:5px; display:inline; width:60px;}
#spec-list ul li img{ padding:2px ; border:1px solid #ccc; width:50px; height:50px;}