diff --git a/cash/static/style.css b/cash/static/style.css
index 92efee8..7c96f41 100644
--- a/cash/static/style.css
+++ b/cash/static/style.css
@@ -9,3 +9,8 @@ body {
 	padding-right: 1em;
 }
 
+img.product-thumbnail {
+	height: 20ex;
+	max-width: 100%;
+}
+
diff --git a/cash/templates/cash/includes/product_list.html b/cash/templates/cash/includes/product_list.html
index 0216d4d..d58cf5d 100644
--- a/cash/templates/cash/includes/product_list.html
+++ b/cash/templates/cash/includes/product_list.html
@@ -5,7 +5,7 @@
 {% for p in products %}
 	<div class="{{ class|default:"col-xs-6 col-md-3" }}">
 		<div class="thumbnail">
-			<img src="{% if p.image_thumbnail %}{{ p.image_thumbnail.url }}{% else %}{% static "images/no-image.png" %}{% endif %}" alt="{% trans "Product image" %}" style="width: 100%" />
+			<img src="{% if p.image_thumbnail %}{{ p.image_thumbnail.url }}{% else %}{% static "images/no-image.png" %}{% endif %}" class="product-thumbnail" alt="{% trans "Product image" %}" />
 			<div class="caption">
 				<h3>{{ p.name }}</h3>
 				<h4>{{ p.price|floatformat:2 }} &euro;</h4>