Examine source code of HabsolumentFan1

{
  "theme": {
    "images": {
      "theme_frame": "HabsolumentFanFirefox.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "HabsolumentFan1",
  "manifest_version": 2,
  "description": "Le Personas officiel de <a href=\"https://outgoing.prod.mozaws.net/v1/952275a127ada96dc98a0b9dfaa221fea6570046a2314b45cf8d14d9547dc5cd/http%3A//HabsolumentFan.com\" rel=\"nofollow\">HabsolumentFan.com</a>"
}