Examine source code of Finery theme

{
  "theme": {
    "images": {
      "theme_frame": "finery.jpg"
    },
    "colors": {
      "frame": "#7e7e7a",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Finery theme",
  "manifest_version": 2,
  "description": "A persona to use with finery theme by iperatoner \n\n<a href=\"https://outgoing.prod.mozaws.net/v1/2d5d7e610d7e79bfdafbf6ff1570751fe0cf67e85b4280e6f3503aec911d311d/http%3A//gnome-look.org/content/show.php%3Faction=content&amp;content=124694&amp;PHPSESSID=87707aac4b2fc29bc8acda227e540800\" rel=\"nofollow\">http://gnome-look.org/content/show.php?action=content&amp;content=124694&amp;PHPSESSID=87707aac4b2fc29bc8acda227e540800</a>"
}