Examine source code of Big Red Rose by MaDonna

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#960001",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Big Red Rose by MaDonna",
  "manifest_version": 2,
  "description": "Designed by MaDonna\n\nMy wallpaper to match is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/4b1fdbc1d1cd22d3adaa4b9ae9084545e5ceb49bb70aacbcb989b7ccd6032431/http%3A//nature.desktopnexus.com/wallpaper/1680288/\">http://nature.desktopnexus.com/wallpaper/1680288/</a>"
}