Examine source code of Fine Spring Day

{
  "theme": {
    "images": {
      "theme_frame": "FineSpringDayH3.jpg"
    },
    "colors": {
      "frame": "#a9c5eb",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Fine Spring Day",
  "manifest_version": 2,
  "description": "cat, kitten, kitty, dog, pup, puppy, daffodils, spring, summer, clothes line, flowers, sky, clouds, warm, country, \n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/e569af8167f82a4313053ce65681e3d3ee3cb2917ae095f45acfca6c13654324/http%3A//nature.desktopnexus.com/wallpaper/870731/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/870731/</a>"
}