diff --git a/app/Http/Controllers/Admin/ContentController.php b/app/Http/Controllers/Admin/ContentController.php
index f31a435..abafc6d 100644
--- a/app/Http/Controllers/Admin/ContentController.php
+++ b/app/Http/Controllers/Admin/ContentController.php
@@ -171,25 +171,45 @@ class ContentController extends Controller
         $smtpPort = config('mail.mailers.smtp.port');
 
         try {
-            Mail::html('
-                <div style="font-family: -apple-system, BlinkMacSystemFont, \'Segoe UI\', Roboto, sans-serif; max-width: 600px; margin: 0 auto; padding: 24px; background: #ffffff; border-radius: 12px; border: 1px solid #e2e8f0;">
-                    <div style="margin-bottom: 20px;">
-                        <h2 style="margin: 0; color: #0f172a; font-size: 20px;">Test E-mail • Jouwdriedee.nl</h2>
-                        <p style="color: #64748b; font-size: 13px; margin: 4px 0 0 0;">Deze e-mail bevestigt dat de e-mailverbinding succesvol tot stand is gebracht.</p>
-                    </div>
-                    <div style="background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 16px; font-size: 13px; color: #334155; line-height: 1.6;">
-                        <p style="margin: 0 0 8px 0;"><strong>Ontvanger:</strong> '.e($recipient).'</p>
-                        <p style="margin: 0 0 8px 0;"><strong>Verzendende Driver:</strong> '.e($defaultMailer).'</p>
-                        <p style="margin: 0 0 8px 0;"><strong>SMTP Server:</strong> '.e($smtpHost).':'.e($smtpPort).'</p>
-                        <p style="margin: 0 0 8px 0;"><strong>Afzender:</strong> '.e($fromName).' &lt;'.e($fromAddress).'&gt;</p>
-                        <p style="margin: 0;"><strong>Tijdstip:</strong> '.now()->format('d-m-Y H:i:s').'</p>
-                    </div>
-                    <p style="color: #94a3b8; font-size: 12px; margin-top: 20px;">Jouwdriedee.nl • 3D Printstudio & Webshop</p>
-                </div>
-            ', function ($message) use ($recipient, $fromAddress, $fromName) {
+            $now = now()->format('d-m-Y H:i:s');
+            $htmlContent = '<!DOCTYPE html>
+<html lang="nl">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Test E-mail • Jouwdriedee.nl</title>
+</head>
+<body style="font-family: -apple-system, BlinkMacSystemFont, \'Segoe UI\', Roboto, sans-serif; background-color: #f8fafc; margin: 0; padding: 24px;">
+    <div style="max-width: 600px; margin: 0 auto; background: #ffffff; border-radius: 12px; border: 1px solid #e2e8f0; padding: 24px;">
+        <h2 style="margin: 0 0 8px 0; color: #0f172a; font-size: 20px;">Test E-mail • Jouwdriedee.nl</h2>
+        <p style="color: #64748b; font-size: 13px; margin: 0 0 16px 0;">Deze e-mail bevestigt dat de e-mailverbinding succesvol tot stand is gebracht.</p>
+        <div style="background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 16px; font-size: 13px; color: #334155; line-height: 1.6;">
+            <p style="margin: 0 0 8px 0;"><strong>Ontvanger:</strong> '.e($recipient).'</p>
+            <p style="margin: 0 0 8px 0;"><strong>Verzendende Driver:</strong> '.e($defaultMailer).'</p>
+            <p style="margin: 0 0 8px 0;"><strong>SMTP Server:</strong> '.e($smtpHost).':'.e($smtpPort).'</p>
+            <p style="margin: 0 0 8px 0;"><strong>Afzender:</strong> '.e($fromName).' &lt;'.e($fromAddress).'&gt;</p>
+            <p style="margin: 0;"><strong>Tijdstip:</strong> '.$now.'</p>
+        </div>
+        <p style="color: #94a3b8; font-size: 12px; margin-top: 20px; border-top: 1px solid #f1f5f9; padding-top: 12px;">Jouwdriedee.nl • 3D Printstudio &amp; Webshop</p>
+    </div>
+</body>
+</html>';
+
+            $plainContent = "Test E-mail • Jouwdriedee.nl\n\n"
+                ."Deze e-mail bevestigt dat de e-mailverbinding succesvol tot stand is gebracht.\n\n"
+                ."Ontvanger: {$recipient}\n"
+                ."Verzendende Driver: {$defaultMailer}\n"
+                ."SMTP Server: {$smtpHost}:{$smtpPort}\n"
+                ."Afzender: {$fromName} <{$fromAddress}>\n"
+                ."Tijdstip: {$now}\n\n"
+                .'Jouwdriedee.nl • 3D Printstudio & Webshop';
+
+            Mail::send([], [], function ($message) use ($recipient, $fromAddress, $fromName, $htmlContent, $plainContent) {
                 $message->to($recipient)
                     ->from($fromAddress, $fromName)
-                    ->subject('Test E-mail vanaf Jouwdriedee.nl');
+                    ->subject('Test E-mail vanaf Jouwdriedee.nl')
+                    ->html($htmlContent)
+                    ->text($plainContent);
             });
 
             if ($defaultMailer === 'log') {