Examine source code of Utah Lake Sunset

{
  "theme": {
    "images": {
      "theme_frame": "utahlakesunset.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#421606"
    }
  },
  "version": "2.0",
  "name": "Utah Lake Sunset",
  "manifest_version": 2,
  "description": "View of the sunset over Utah Lake from the mountains east of Provo."
}