diff --git a/css/rt-dmview-css-min.css b/css/rt-dmview-css-min.css
index b4ccaf8..aec16df 100644
--- a/css/rt-dmview-css-min.css
+++ b/css/rt-dmview-css-min.css
@@ -255,6 +255,7 @@ label::before {
 }
 
 .media-container {
+    background-color: var(--color_theme_surface);
     height: 100%;
     /* Make media container fill tab pane */
 }