1<resources> 2 3 <!-- Base application theme. --> 4 <style name="AppTheme" parent="Theme.AppCompat.DayNight.NoActionBar"> 5 <!-- Customize your theme here. --> 6 <item name="android:editTextBackground">@drawable/rn_edit_text_material</item> 7 <item name="android:windowBackground">@drawable/splashscreen</item> <!-- this line instructs the system to use 'splashscreen.xml' as a background of the whole application --> 8 </style> 9 10</resources> 11