diff --git a/MaterialThemeBuilder/app/src/main/res/values/styles.xml b/MaterialThemeBuilder/app/src/main/res/values/styles.xml
index c28b893..8e52e04 100644
--- a/MaterialThemeBuilder/app/src/main/res/values/styles.xml
+++ b/MaterialThemeBuilder/app/src/main/res/values/styles.xml
@@ -38,4 +38,9 @@
         <item name="itemTextAppearance">?attr/textAppearanceBody2</item>
     </style>
 
+    <style name="WindowAnimationTransition">
+        <item name="android:windowEnterAnimation">@android:anim/fade_in</item>
+        <item name="android:windowExitAnimation">@android:anim/fade_out</item>
+    </style>
+
 </resources>
diff --git a/MaterialThemeBuilder/app/src/main/res/values/themes.xml b/MaterialThemeBuilder/app/src/main/res/values/themes.xml
index fa807b1..3fd7a31 100644
--- a/MaterialThemeBuilder/app/src/main/res/values/themes.xml
+++ b/MaterialThemeBuilder/app/src/main/res/values/themes.xml
@@ -68,6 +68,7 @@
     <style name="Base.Theme.MaterialThemeBuilder" parent="Theme.MaterialComponents.DayNight.NoActionBar">
         <item name="android:statusBarColor" tools:ignore="NewApi">?attr/colorSurface</item>
         <item name="android:windowLightStatusBar" tools:ignore="NewApi">true</item>
+        <item name="android:windowAnimationStyle">@style/WindowAnimationTransition</item>
         <item name="android:navigationBarColor" tools:ignore="NewApi">?android:attr/colorBackground</item>
         <item name="android:windowLightNavigationBar" tools:ignore="NewApi">true</item>
         <item name="android:navigationBarDividerColor" tools:ignore="NewApi">?attr/colorControlHighlight</item>