Examine source code of Flying in the Light

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#8c9ca7",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Flying in the Light",
  "manifest_version": 2,
  "description": "Designed by MaDonna\n\nMy wallpaper to match is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/23b60f7972c8d9b9c295647cb157a6058384f2cb00710d203bef12dca4907211/http%3A//nature.desktopnexus.com/wallpaper/1585790/\">http://nature.desktopnexus.com/wallpaper/1585790/</a>"
}