优化日历样式读取

application/controllers/information.php

@@ -998,7 +998,7 @@ class Information extends CI_Controller
         if (in_array($meta_ct_page_type, array("customize", "contactus"))){
             $productType=$meta_ct_page_type;
             $addonJs .= '<script src="'.$apiweb.'/js/mobile-first/form.js"></script>';
-            $data["ADDONCSS"] .= '<link href="' . $apiweb . '/css/newcss3/flatpickr.css" rel="stylesheet" />';
+            $data["ADDONCSS"] .= '<link href="' . $apiweb . '/css/newcss3/flatpickr.css" rel="preload" as="style" onload="this.rel=\'stylesheet\'" />';
         }
 
         $data["productType"] = $productType;