public void CheckSaveFile()
    {
        FileManagment.FileChecking();

        SaveData save = FileManagment.ReadFile <SaveData>("save.dat");

        if (save == null)
        {
            SaveData newSave = new SaveData
            {
                Levels = new List <Level>()
            };

            newSave.Levels.Add(new Level());

            FileManagment.WriteFile("save.dat", newSave);
        }
    }