diff --git a/data/image-viewer.css b/data/image-viewer.css
index 70d9c17..2cffbb2 100644
--- a/data/image-viewer.css
+++ b/data/image-viewer.css
@@ -5,7 +5,7 @@ button.circular {
 }
 
 .image-view {
-  background-color: black;
+  background-color: @theme_base_color;
 }
 
 .checkerboard {