Floating Action Button Tip and Trick

SOURCE, SOURCE

<android.support.design.widget.FloatingActionButton
        android:layout_width="56dp"
        android:layout_height="56dp"
        
        //ripple
        android:clickable="true"
        android:focusable="true"
        app:rippleColor="@color/fancy_blue"
        
        //change color, use app: not android:
        app:backgroundTint="@color/light_white"
        
        //elevation
        app:elevation="4dp"
        app:pressedTranslationZ="12dp"
        
        app:srcCompat="@drawable/ic_plus"
        />