Test reduce button size

    <ImageButton

        android:id="@+id/floating_button"

        android:layout_width="48dp"

        android:layout_height="48dp"

        android:layout_width="32dp"

        android:layout_height="32dp"

        android:layout_gravity="top|end"

        android:layout_marginTop="-4dp"

        android:layout_marginEnd="4dp"

        android:src="@drawable/ic_ime_switch"

        android:contentDescription="@string/ime_switch_button"

        android:focusable="true"

        android:clickable="true" 

        android:padding="8dp" />

        android:clickable="true" />

</FrameLayout>