Examine source code of Blue Winter by MaDonna

{
  "theme": {
    "images": {
      "theme_frame": "1withstars.jpg"
    },
    "colors": {
      "frame": "#2c5df2",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Blue Winter by MaDonna",
  "manifest_version": 2,
  "description": "My wallpaper to match is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/552d79211a97852958a34215c9f8158130cb1e78de45d86f1c51be3673e389dd/http%3A//nature.desktopnexus.com/wallpaper/836672/\">http://nature.desktopnexus.com/wallpaper/836672/</a>"
}