body .prod_info_form li.attr_show .btn_attr{
        border: 2px solid #9f9c9c;
    }
body .prod_info_form li.attr_show .btn_attr:hover{
        border-color: transparent;
    }
body .products_detail_box .detail_right .detail_sku{display:none;}
body .prod_info_form li.attr_show .btn_attr .attr_pic{height: auto;padding: 2px;}