Examine source code of Spring Light

{
  "theme": {
    "images": {
      "theme_frame": "SpringLightH.jpg"
    },
    "colors": {
      "frame": "#050000",
      "tab_background_text": "#ffff66"
    }
  },
  "version": "2.0",
  "name": "Spring  Light",
  "manifest_version": 2,
  "description": "papillon, light, fleurs, butterfly, flowers, daffodils, spring, lantern, swirls, scatter, brown, splatter\n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/9c1bd97627b3c9f2bc72895cbb4c49ce6b7708fb99dbf055837f8a40faf8b720/http%3A//nature.desktopnexus.com/wallpaper/1407962/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1407962/</a>"
}