$orderlist = Db::name("pay_order")->where($sql)->order("id", "desc")  ->paginate(10);
$pagestr= $orderlist->render();
 $this->assign('pagestr', $pagestr);

      
  <style type="text/css">
    .pagination li{list-style:none;float:left;margin-left:10px;
        padding:0 10px;
        background-color:#82aee0;
        
        height:26px;
        line-height:26px;
        cursor:pointer;color:#fff;
        margin-top: 5px;
    }
    .pagination li a{color:white;padding: 0;line-height: inherit;border: none;}
    .pagination li a:hover{background-color: #82aee0;}
    .pagination li.active{background-color:white;color:gray;}
    .pagination li.disabled{background-color:white;color:gray;}
</style>
 
     
   {$pagestr}