public void Destroy()
        {
            background.Destroy();

            foreach (CanvasButton button in buttons.Values)
            {
                button.Destroy();
            }

            foreach (CanvasImage image in images.Values)
            {
                image.Destroy();
            }

            foreach (CanvasText t in texts.Values)
            {
                t.Destroy();
            }

            foreach (CanvasPanel p in panels.Values)
            {
                p.Destroy();
            }
        }