Examine source code of Softness of Summer

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#4d7ebf"
    }
  },
  "version": "2.0",
  "name": "Softness of  Summer",
  "manifest_version": 2,
  "description": "Violet blue bachelor buttons and chamomile daisy with butterfly\n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/9d28f1b4f7621cd118e9e7b11d705e98c519fe5dc165556215717ba4a6c815d0/http%3A//nature.desktopnexus.com/wallpaper/1522087/\">http://nature.desktopnexus.com/wallpaper/1522087/</a>"
}