Examine source code of Flying_Free

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#69ede7",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Flying_Free",
  "manifest_version": 2,
  "description": "Designed by MaDonna\n\nMy wallpaper to match is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/fee3da2fc42f4313db50fe9db9d17058daee642b230f8c2ac2e116f9f581b7eb/http%3A//animals.desktopnexus.com/wallpaper/1737812/\">http://animals.desktopnexus.com/wallpaper/1737812/</a>"
}