diff --git a/src/popup/scss/base.scss b/src/popup/scss/base.scss
index c1b5a242b4..000e4f23a3 100644
--- a/src/popup/scss/base.scss
+++ b/src/popup/scss/base.scss
@@ -342,6 +342,9 @@ app-root {
     width: 100%;
     height: 100%;
     z-index: 980;
+    @include themify($themes) {
+        background-color: themed('backgroundColor');
+    }
 }
 
 content {