Examine source code of Space Wolf

{
  "theme": {
    "images": {
      "theme_frame": "SpaceWolf-Howling.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Space Wolf",
  "manifest_version": 2,
  "description": "Wolf howling in front of a large planet with a space background and <a href=\"https://outgoing.prod.mozaws.net/v1/35c7db58d32dec2abead92bc8fbd18f0c84b2c67c70cce4bdc0829152728661a/http%3A//TheVizzini.com\" rel=\"nofollow\">TheVizzini.com</a> logo."
}