// Update is called once per frame
    void FixedUpdate()
    {
        if (!gameFlow.IsCountDown())
        {
            return;
        }

        if (count == 0)
        {
            countAudio.Play();
        }

        count = count + 1;

        countText.text = "" + (3 - count / 50);
        if (count == 150)
        {
            countText.text = "";
            gameFlow.EndCountDown();
        }
    }