NewPipe/app/src/main/res/values/styles_misc.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="RedButton" parent="Widget.AppCompat.Button.Colored">
        <item name="colorButtonNormal">@color/subscribe_background_color</item>
        <item name="android:textColor">@color/subscribe_text_color</item>
        <item name="colorControlHighlight">@color/dark_ripple_color</item>
    </style>


    <!--File picker styles-->
    <style name="FilePickerThemeLight" parent="NNF_BaseTheme.Light">
        <item name="colorPrimary">@color/light_youtube_primary_color</item>
        <item name="colorPrimaryDark">@color/light_youtube_dark_color</item>
        <item name="colorAccent">@color/light_settings_accent_color</item>
        <item name="android:windowBackground">@color/light_background_color</item>
        <item name="nnf_separator_color">@color/light_separator_color</item>

        <item name="alertDialogTheme">@style/FilePickerAlertDialogThemeLight</item>
    </style>

    <style name="FilePickerAlertDialogThemeLight" parent="Theme.AppCompat.Dialog.Alert">
        <item name="colorPrimary">@color/light_youtube_primary_color</item>
        <item name="colorPrimaryDark">@color/light_youtube_dark_color</item>
        <item name="colorAccent">@color/light_settings_accent_color</item>
    </style>

    <style name="FilePickerThemeDark" parent="NNF_BaseTheme">
        <item name="colorPrimary">@color/dark_youtube_primary_color</item>
        <item name="colorPrimaryDark">@color/dark_youtube_dark_color</item>
        <item name="colorAccent">@color/dark_settings_accent_color</item>
        <item name="android:windowBackground">@color/dark_background_color</item>
        <item name="nnf_separator_color">@color/black_separator_color</item>

        <item name="alertDialogTheme">@style/FilePickerAlertDialogThemeDark</item>
    </style>

    <style name="FilePickerAlertDialogThemeDark" parent="Theme.AppCompat.Dialog.Alert">
        <item name="colorPrimary">@color/dark_youtube_primary_color</item>
        <item name="colorPrimaryDark">@color/dark_youtube_dark_color</item>
        <item name="colorAccent">@color/dark_settings_accent_color</item>
    </style>
</resources>