Mercury-IM/app/src/main/res/values/styles.xml

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat">

    </style>

    <style name="AppTheme.Light" parent="Theme.AppCompat.Light">

    </style>

    <style name="AppTheme.NoActionBar" parent="Theme.AppCompat.NoActionBar">

    </style>

    <style name="AppTheme.Light.NoActionBar" parent="Theme.AppCompat.Light.NoActionBar">

    </style>

    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat">

    </style>

    <style name="AppTheme.Light.AppBarOverlay" parent="ThemeOverlay.AppCompat.Light">

    </style>

    <style name="AppTheme.Message" parent="AppTheme">
        <item name="android:background">@drawable/bg_msg_single</item>
    </style>

    <style name="AppTheme.Light.Message" parent="AppTheme.Light">

    </style>

    <style name="AppTheme.Light.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />

</resources>