feat: added reject image and migrated to tailwindcss

feat: made it smartphone friendly

nextjs/src/app/admin/no-access/page.tsx

@@ -1,12 +1,12 @@
 import Link from 'next/link';
 
-import style from '@/styles/admin.module.scss';
+import { card, sub, title } from '@/lib/adminUi';
 
 export default function AdminNoAccessPage() {
   return (
-    <div className={style.card}>
-      <h1 className={style.title}>No admin access</h1>
-      <p className={style.sub}>
+    <div className={card}>
+      <h1 className={title}>No admin access</h1>
+      <p className={sub}>
         Your account is approved, but you do not have administrator privileges for content management. Ask an existing admin to
         grant you the admin role.
       </p>