public MenuAbout(Game1 game, ScreenManager screenManager, DeviceManager dev)
     : base(game, screenManager, dev)
 {
     bg = GameLib.getInstance().get(TextureE.aboutScreen);
     b = new Button(new Vector2(Game1.width - 400, Game1.height - 300), new Vector2(300, 300), TextureE.back);
     b.Focus = true;
 }
        public ConnectionScreen(Game1 game, ScreenManager screenManager, DeviceManager dev)
            : base(game, screenManager, dev)
        {
            GameLib.getInstance().loadGUITextures();
            Texture2D bText = GameLib.getInstance().get(TextureE.connect);
            b = new Button(new Vector2(Game1.width / 2 - bText.Width / 2, Game1.height / 2 - bText.Height / 2), new Vector2(400, 400), TextureE.connect);
            b.Focus = true;

            deviceManager = game.DeviceManager;
        }