// Update is called once per frame
 void Update()
 {
     if (gameOver)
     {
         if (Input.GetKeyDown(KeyCode.Space))
         {
             Instantiate(player, Vector3.zero, Quaternion.identity);
             spawn_manager.ResetHardLvlVars();
             gameOver = false;
             uiManager.HideTitleScreen();
         }
     }
 }