Examine source code of Meadow Mountains

{
  "theme": {
    "images": {
      "theme_frame": "MeadowMountainH1Custom.jpg"
    },
    "colors": {
      "frame": "#64f270",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Meadow Mountains",
  "manifest_version": 2,
  "description": "mountains, field, meadow, wild flowers, sky, clouds, summer, trees, grass, spring, My wallpaper to match can be found at: <a href=\"https://outgoing.prod.mozaws.net/v1/37b165ca52f8350c59241e640db67222f8a52e2f32038761985d4936c5442485/http%3A//nature.desktopnexus.com/wallpaper/741746/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/741746/</a>"
}