if (gameObject.transform.position.y > top + radius)
        {
            gameObject.transform.position = new Vector2(gameObject.transform.position.x, bottom);
        }
        else if (gameObject.transform.position.y < bottom + radius)
        {
            gameObject.transform.position = new Vector2(gameObject.transform.position.x, top);
        }
        else if (gameObject.transform.position.x > right + radius)
        {
            gameObject.transform.position = new Vector2(left, gameObject.transform.position.y + 1.5f);
        }
        else if (gameObject.transform.position.x < left + radius)
        {
            gameObject.transform.position = new Vector2(right, gameObject.transform.position.y - 1.5f);
        }