diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 84368e6..c447a72 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -11,7 +11,8 @@
 
     <android.support.constraint.ConstraintLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="match_parent"
+        android:background="#ffffff">
 
         <FrameLayout
             android:id="@+id/main_banner_layout"
@@ -22,6 +23,7 @@
             android:id="@+id/main_tab_layout"
             android:layout_width="match_parent"
             android:layout_height="42dp"
+            android:background="#ffffff"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/main_banner_layout" />