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

<resources>

    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

    <style name="AppBarTheme">
        <item name="actionMenuTextColor">@color/white</item>
        <item name="titleTextColor">@color/white</item>
        <item name="android:textColorSecondary">@color/white</item>
        <item name="iconTint">@color/white</item>
        <item name="android:tint">@color/white</item>
    </style>

    <style name="AboutItem">
        <item name="android:layout_height">wrap_content</item>
        <item name="android:layout_width">wrap_content</item>
        <item name="android:autoLink">web|email</item>
        <item name="android:padding">4dp</item>
        <item name="android:textSize">14sp</item>
    </style>
</resources>