private void OnCollisionEnter(Collision collision)
    {
        if (collision.collider.CompareTag("Ground"))
        {
            canJump = true;
        }

        if (collision.collider.CompareTag("Lava"))
        {
            isAlive = false;
            gameFlowController.PlayerLose();
        }

        if (collision.collider.CompareTag("Goal"))
        {
            isAlive = false;
            gameFlowController.PlayerWin();
        }
    }