diff --git a/photologue/templates/photologue/includes/gallery_sample.html b/photologue/templates/photologue/includes/gallery_sample.html
index edff079..f73e7b9 100644
--- a/photologue/templates/photologue/includes/gallery_sample.html
+++ b/photologue/templates/photologue/includes/gallery_sample.html
@@ -5,7 +5,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
 {% endcomment %}
 {% load i18n %}
 
-<div class="card text-white bg-body-tertiary">
+<div class="card text-white bg-black bg-gradient">
     {% for photo in gallery.sample %}
     <img src="{{ photo.get_thumbnail_url }}" class="card-img-top" alt="{{ photo.title }}">
     {% endfor %}