skyline/app/src/main/res/values/styles.xml

<resources>
    <style name="AppTheme" parent="Theme.MaterialComponents.DayNight.NoActionBar">
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryVariant">@color/colorPrimaryDark</item>
        <item name="colorOnPrimary">@color/colorOnPrimary</item>
        <item name="colorSecondary">@color/colorSecondary</item>
        <item name="colorSecondaryVariant">@color/colorSecondaryDark</item>
        <item name="colorOnSecondary">@color/colorOnSecondary</item>
    </style>
    <style name="AppTheme.ActionBar" parent="ThemeOverlay.MaterialComponents.ActionBar">
        <item name="android:background">@color/colorPrimary</item>
        <item name="android:textColorPrimary">@color/colorOnPrimary</item>
    </style>
    <style name="AppTheme.PopupMenu" parent="Widget.AppCompat.PopupMenu">
        <item name="android:background">@color/colorPrimary</item>
        <item name="android:textColorPrimary">@color/colorOnPrimary</item>
    </style>
    <style name="LicenseDialogTheme" parent="Theme.MaterialComponents.DayNight.Dialog.Alert">
        <item name="windowFixedWidthMajor">90%</item>
        <item name="windowFixedWidthMinor">90%</item>
    </style>
</resources>