Examine source code of ARTeria classic

{
  "theme": {
    "images": {
      "theme_frame": "Personas_Head1.jpg"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "ARTeria classic",
  "manifest_version": 2,
  "description": "for all Fans of <a href=\"https://outgoing.prod.mozaws.net/v1/0c09007cb947f270dea6e846afe43f25eb704156184babdebd31efd23e101f5f/http%3A//www.ARTeria.at\" rel=\"nofollow\">www.ARTeria.at</a>"
}