diff --git a/modules/boersenchecker/design.json b/modules/boersenchecker/design.json
index 82f6eaf..400f49b 100644
--- a/modules/boersenchecker/design.json
+++ b/modules/boersenchecker/design.json
@@ -3,8 +3,8 @@
   "title": "Boersenchecker",
   "description": "Depotverwaltung fuer Aktien, Kaufdaten, Kursverlauf und Waehrungsumrechnung.",
   "actions": [
-    { "label": "Nexus Übersicht", "href": "/", "variant": "ghost" },
-    { "label": "Setup", "href": "/modules/setup/boersenchecker", "variant": "secondary" }
+    { "label": "Nexus Übersicht", "href": "/" },
+    { "label": "Setup", "href": "/modules/setup/boersenchecker" }
   ],
   "tabs": [
     { "label": "Ueberblick", "href": "/module/boersenchecker" },
diff --git a/partials/landingpages/modules/index.php b/partials/landingpages/modules/index.php
index 0d32d12..5d7306b 100644
--- a/partials/landingpages/modules/index.php
+++ b/partials/landingpages/modules/index.php
@@ -50,13 +50,13 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
 }
 ?>
 <?php require_auth(); ?>
-<div class="module-flow">
+<div class="module-shell"><div class="module-page-bg"><div class="module-page-stack">
   <?php if ($error): ?>
-    <div class="module-box-soft bg-red-900 border-l-4 border-red-500 text-red-100" role="alert">
+    <div class="section-box bg-red-900 border-l-4 border-red-500 text-red-100" role="alert">
       <?= e($error) ?>
     </div>
   <?php elseif ($notice): ?>
-    <div class="module-box-soft" style="border-color:var(--accent-2);">
+    <div class="section-box" style="border-color:var(--accent-2);">
       <?= e($notice) ?>
     </div>
   <?php endif; ?>
@@ -155,4 +155,4 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
       </article>
     <?php endforeach; ?>
   </div>
-</div>
+</div></div></div>
diff --git a/partials/landingpages/modules/install.php b/partials/landingpages/modules/install.php
index c820f2f..0af9c5c 100644
--- a/partials/landingpages/modules/install.php
+++ b/partials/landingpages/modules/install.php
@@ -36,13 +36,13 @@ foreach ($modules as $m) {
 }
 ?>
 <?php require_auth(); ?>
-<div class="module-flow">
+<div class="module-shell"><div class="module-page-bg"><div class="module-page-stack">
   <?php if ($error): ?>
-    <div class="module-box-soft bg-red-900 border-l-4 border-red-500 text-red-100" role="alert">
+    <div class="section-box bg-red-900 border-l-4 border-red-500 text-red-100" role="alert">
       <?= e($error) ?>
     </div>
   <?php elseif ($notice): ?>
-    <div class="module-box-soft" style="border-color:var(--accent-2);">
+    <div class="section-box" style="border-color:var(--accent-2);">
       <?= e($notice) ?>
     </div>
   <?php endif; ?>
@@ -161,4 +161,4 @@ foreach ($modules as $m) {
       <?php endforeach; ?>
     </div>
   </section>
-</div>
+</div></div></div>
diff --git a/partials/landingpages/modules/sql_import.php b/partials/landingpages/modules/sql_import.php
index 310b20a..2b35297 100644
--- a/partials/landingpages/modules/sql_import.php
+++ b/partials/landingpages/modules/sql_import.php
@@ -33,13 +33,13 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
     }
 }
 ?>
-<div class="module-flow">
+<div class="module-shell"><div class="module-page-bg"><div class="module-page-stack">
   <?php if ($error): ?>
-    <div class="module-box-soft bg-red-900 border-l-4 border-red-500 text-red-100" role="alert">
+    <div class="section-box bg-red-900 border-l-4 border-red-500 text-red-100" role="alert">
       <?= e($error) ?>
     </div>
   <?php elseif ($notice): ?>
-    <div class="module-box-soft" style="border-color:var(--accent-2);">
+    <div class="section-box" style="border-color:var(--accent-2);">
       <?= e($notice) ?>
     </div>
   <?php endif; ?>
@@ -126,4 +126,4 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
       </div>
     </section>
   <?php endif; ?>
-</div>
+</div></div></div>
diff --git a/src/App/functions.php b/src/App/functions.php
index eeb8cf3..0a9dddd 100644
--- a/src/App/functions.php
+++ b/src/App/functions.php
@@ -359,12 +359,7 @@ function module_shell_header(string $module, array $options = []): string
             if ($label === '' || $href === '') {
                 continue;
             }
-            $variant = trim((string) ($action['variant'] ?? 'secondary'));
-            $size = trim((string) ($action['size'] ?? 'sm'));
-            $class = $variant === 'ghost' ? 'module-button module-button--ghost' : 'module-button module-button--secondary';
-            if ($size === 'sm') {
-                $class .= ' module-button--small';
-            }
+            $class = 'module-button module-button--secondary module-button--small';
             $html .= '<a class="' . e($class) . '" href="' . e($href) . '">' . e($label) . '</a>';
         }
         return $html;