Make sure to double bold the text when enter bold mode

    </style>

    <style name="DescriptionTitle"

           parent="@android:style/TextAppearance.DeviceDefault.Medium">

           parent="@android:style/TextAppearance.DeviceDefault">

        <item name="android:layout_width">match_parent</item>

        <item name="android:layout_height">wrap_content</item>

        <item name="android:gravity">center</item>