Examine source code of Cache Valley Sunset

{
  "theme": {
    "images": {
      "theme_frame": "sunset_header.jpg"
    },
    "colors": {
      "frame": "#735e44",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Cache Valley Sunset",
  "manifest_version": 2,
  "description": "Cache Valley sunset over Logan, UT LDS Temple."
}