thmodelAndroid/faceunity/res/values/styles.xml

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="android:Theme.DeviceDefault.Light">
        <!-- Customize your theme here. -->
    </style>
    <style name="FullScreenTheme" parent="@android:style/Theme.Light.NoTitleBar.Fullscreen">
        <!-- Customize your theme here. -->
    </style>

</resources>