void Update()
        {
            Vector3 desiredPosition = Vector3.zero;

            desiredPosition.x = playerInput.GetTargetXPosition();
            desiredPosition.y = transform.position.y;

            // move the player in the scene
            //transform.position = Vector3.Lerp(transform.position, desiredPosition, Time.deltaTime * 2);
            transform.position = desiredPosition;
        }