Examine source code of Mystic Moment

{
  "theme": {
    "images": {
      "theme_frame": "Mystic_Moment2.jpg"
    },
    "colors": {
      "frame": "#4cb7cf",
      "tab_background_text": "#b2e5ff"
    }
  },
  "version": "2.0",
  "name": "Mystic Moment",
  "manifest_version": 2,
  "description": "Icelandic Horse in Iceland's wilderness"
}