diff --git a/app/src/main/res/drawable/shadow.xml b/app/src/main/res/drawable/shadow.xml
new file mode 100644
index 0000000..b49be41
--- /dev/null
+++ b/app/src/main/res/drawable/shadow.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <gradient
+        android:angle="90"
+        android:endColor="#33000000"
+        android:startColor="@android:color/transparent"></gradient>
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 70c038b..f23c8d1 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -30,6 +30,13 @@
             app:tabMinWidth="100dp"
             app:tabMode="scrollable" />
 
+        <View
+            android:id="@+id/main_tab_layout_shadow"
+            android:layout_width="match_parent"
+            android:layout_height="4dp"
+            android:background="@drawable/shadow"
+            app:layout_constraintTop_toBottomOf="@id/main_tab_layout" />
+
         <android.support.v4.view.ViewPager
             android:id="@+id/main_view_pager"
             android:layout_width="0dp"
@@ -37,7 +44,7 @@
             app:layout_constraintBottom_toTopOf="@+id/start_service_button"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/main_tab_layout">
+            app:layout_constraintTop_toBottomOf="@+id/main_tab_layout_shadow">
 
         </android.support.v4.view.ViewPager>