Test reduce button size

            android:layout_width="match_parent"

            android:layout_height="wrap_content" />

    </LinearLayout>

    <FrameLayout

        android:layout_width="48dp"

        android:layout_height="48dp"

        android:layout_gravity="top|end"

        android:paddingEnd="4dp"

        android:paddingTop="4dp">

        <ImageButton

            android:id="@+id/floating_button"

            android:layout_width="match_parent"

            android:layout_height="match_parent"

        android:layout_gravity="top|end"

            android:background="@android:color/transparent"

            android:src="@drawable/ic_ime_switch"

            android:contentDescription="@string/ime_switch_button"

            android:padding="0dp"

            android:scaleType="centerInside"/>

    </FrameLayout>

</FrameLayout>