How to stop svg animation immediately?

Question

So I have this shadow square and when you move it ,it doesn't moves immediately, so any idea what I can do? Ty !
https://code.sololearn.com/WS2seUraOjMJ/?ref=app

Answer 1

Steve Sajeev it still doesn't stops the water animation immediately and box has to wait a second to move to right position when being dragged .

Answer 2

I hope this helps. I had fixed the bugs I could find.
https://code.sololearn.com/Ww05JyQ6byR0/?ref=app