Examine source code of Math Square1

{
  "theme": {
    "images": {
      "theme_frame": "Copy2ofBuleBamboo.jpg"
    },
    "colors": {
      "frame": "#ff0fab",
      "tab_background_text": "#30c79f"
    }
  },
  "version": "2.0",
  "name": "Math Square1",
  "manifest_version": 2
}