diff --git a/src/layouts/OutLayout.vue b/src/layouts/OutLayout.vue
index 8e9ab3e41..f66fcff1f 100644
--- a/src/layouts/OutLayout.vue
+++ b/src/layouts/OutLayout.vue
@@ -40,7 +40,7 @@ const langs = ['en', 'es'];
 
 <template>
     <QLayout view="hHh LpR fFf">
-        <QHeader reveal class="bg-dark">
+        <QHeader reveal class="bg-vn-dark">
             <QToolbar class="justify-end">
                 <QBtn
                     id="switchLanguage"