Examine source code of Diamant Noir

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_DN.png"
    },
    "colors": {
      "frame": "#404040",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Diamant Noir",
  "manifest_version": 2,
  "description": "This persona is based on my website's graphics standards. Since 2002, Diamant Noir has been France's #1 KISS Website! Visit it here: <a href=\"https://outgoing.prod.mozaws.net/v1/830756cb564cc1089abdfe7b5148d6dd67196760c519fae7b2d5eec51c7cecea/http%3A//diamnoir.free.fr\" rel=\"nofollow\">http://diamnoir.free.fr</a>"
}