diff --git a/android-app-onscreen/res/values/styles.xml b/android-app-onscreen/res/values/styles.xml
index c1452433..eabbdca9 100644
--- a/android-app-onscreen/res/values/styles.xml
+++ b/android-app-onscreen/res/values/styles.xml
@@ -2,6 +2,7 @@
 <resources>
 
 	<style name="cpp_onscreen_main_layout_style" parent="cpp_default_main_layout_style">
+		<item name="android:background">@color/cpp_default_background</item>
 		<item name="android:padding">1dp</item>
 	</style>
 
diff --git a/android-app-widget/res/values/styles.xml b/android-app-widget/res/values/styles.xml
index 7e75b3e0..691dbfb0 100644
--- a/android-app-widget/res/values/styles.xml
+++ b/android-app-widget/res/values/styles.xml
@@ -2,6 +2,7 @@
 <resources>
 
 	<style name="cpp_widget_main_layout_style" parent="cpp_default_main_layout_style">
+		<item name="android:background">@color/cpp_default_background</item>
 		<item name="android:padding">1dp</item>
 		<item name="android:layout_margin">@dimen/cpp_widget_margin</item>
 	</style>