Examine source code of Time for Spring

{
  "theme": {
    "images": {
      "theme_frame": "TimeForSpringH2.jpg"
    },
    "colors": {
      "frame": "#c6f0ad",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Time for Spring",
  "manifest_version": 2,
  "description": "clock, peace, dove, papillon, time, cherry blossoms, butterfly, flowers, apple, spring, birds, apple blossoms, fragrant, sakura, sweet, green,\n\nDesigned by MaDonna\n\nMy wallpapr to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/c765d13a9c406abdc3e0ff8d70b4ade3cc151c19ef5fa30105d817b393ae0d97/http%3A//nature.desktopnexus.com/wallpaper/1361697/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1361697/</a>"
}