app/src/main/res/layout/fragment_other_os_options.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/other_os_options_group"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:layout_weight="1"
    android:gravity="center_horizontal"
    android:orientation="vertical">

    <TextView
        style="@style/TextLight24GreyDark"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:paddingLeft="@dimen/main_padding"
        android:paddingRight="@dimen/main_padding"
        android:layout_marginTop="@dimen/main_small_text_margin_top"
        android:text="@string/important_notice"/>

    <TextView
        style="@style/TextRegular14GreyLight"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="@dimen/main_button_margin_top"
        android:paddingLeft="@dimen/main_padding"
        android:paddingRight="@dimen/main_padding"
        android:gravity="center_horizontal"
        android:maxLines="10"
        android:text="@string/important_notice_message"/>

    <Button
        android:id="@+id/older_fairphone_os_button"
        style="@style/ButtonTextBackgroundBlue"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="@dimen/main_small_text_margin_top"
        android:text="@string/fairphone_os"/>

    <Button
        android:id="@+id/android_os_button"
        style="@style/ButtonTextBackgroundGreen"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/android_os"/>

    <Button
        android:id="@+id/app_store_install_button"
        style="@style/ButtonTextBackgroundPink"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/app_store"/>
</LinearLayout>