Examine source code of Moonview Earth

{
  "theme": {
    "images": {
      "theme_frame": "earthinspacecopy.jpg"
    },
    "colors": {
      "frame": "#020114",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Moonview Earth",
  "manifest_version": 2,
  "description": "A little Earth/Moon pic I whipped up"
}