gecko-dev/mobile/android/base/resources/values/themes.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- This Source Code Form is subject to the terms of the Mozilla Public
   - License, v. 2.0. If a copy of the MPL was not distributed with this
   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->

<resources>

    <!--
        Base application theme. This could be overridden by GeckoBaseTheme
        in other res/values-XXX/themes.xml.
    -->
    <style name="GeckoBase" parent="@android:style/Theme.Light">
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowContentOverlay">@null</item>
        <item name="doorhangerWidth">fill_parent</item>
    </style>

    <style name="GeckoDialogBase" parent="@android:style/Theme.Dialog">
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowContentOverlay">@null</item>
    </style>

    <style name="GeckoAwesomeBarBase" parent="GeckoBase">
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowContentOverlay">@null</item>
        <item name="android:windowBackground">@null</item>
    </style>

    <style name="GeckoPreferencesBase" parent="GeckoBase">
        <item name="android:windowNoTitle">false</item>
    </style>

    <!--
        Application Theme. All customizations that are not specific
        to a particular API level can go here.
    -->
    <style name="Gecko" parent="GeckoBase">
        <!-- Default colors -->
        <item name="android:textColorPrimary">@color/primary_text</item>
        <item name="android:textColorSecondary">@color/secondary_text</item>
        <item name="android:textColorTertiary">@color/tertiary_text</item>

        <!-- Default inverse colors -->
        <item name="android:textColorPrimaryInverse">@color/primary_text</item>
        <item name="android:textColorSecondaryInverse">@color/secondary_text</item>
        <item name="android:textColorTertiaryInverse">@color/tertiary_text</item>

        <!-- Disabled colors -->
        <item name="android:textColorPrimaryDisableOnly">@color/text_color_primary_disable_only</item>

        <!-- Hint colors -->
        <item name="android:textColorHint">@color/text_color_hint</item>
        <item name="android:textColorHintInverse">@color/text_color_hint_inverse</item>

        <!-- Highlight colors -->
        <item name="android:textColorHighlight">@color/text_color_highlight</item>
        <item name="android:textColorHighlightInverse">@color/text_color_highlight_inverse</item>

        <!-- Link colors -->
        <item name="android:textColorLink">@color/text_color_link</item>

        <!-- TextAppearances -->
        <item name="android:textAppearance">@style/TextAppearance</item>
        <item name="android:textAppearanceInverse">@style/TextAppearance.Inverse</item>
        <item name="android:textAppearanceLarge">@style/TextAppearance.Large</item>
        <item name="android:textAppearanceMedium">@style/TextAppearance.Medium</item>
        <item name="android:textAppearanceSmall">@style/TextAppearance.Small</item>
        <item name="android:textAppearanceLargeInverse">@style/TextAppearance.Large.Inverse</item>
        <item name="android:textAppearanceMediumInverse">@style/TextAppearance.Medium.Inverse</item>
        <item name="android:textAppearanceSmallInverse">@style/TextAppearance.Small.Inverse</item>
    </style>

    <style name="Gecko.Dialog" parent="GeckoDialogBase"/>

    <!--
        Activity based themes.
    -->
    <style name="Gecko.App">
        <item name="android:windowBackground">@color/background_normal</item>
        <item name="android:buttonStyle">@style/Widget.Button</item>
        <item name="android:dropDownItemStyle">@style/Widget.DropDownItem</item>
        <item name="android:editTextStyle">@style/Widget.EditText</item>
        <item name="android:spinnerDropDownItemStyle">@style/TextAppearance.Widget.TextView</item>
        <item name="android:spinnerItemStyle">@style/Widget.TextView.SpinnerItem</item>
        <item name="android:textViewStyle">@style/Widget.TextView</item>
    </style>

    <style name="Gecko.AwesomeBar" parent="GeckoAwesomeBarBase">
        <item name="android:listViewStyle">@style/Widget.ListView</item>
        <item name="android:expandableListViewStyle">@style/Widget.ExpandableListView</item>
    </style>

    <style name="Gecko.Preferences" parent="GeckoPreferencesBase"/>

</resources>