Examine source code of Pandomaniak

{
  "theme": {
    "images": {
      "theme_frame": "ff.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#f5f0f0"
    }
  },
  "version": "2.0",
  "name": "Pandomaniak",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/838cd406bf13553206187e5bba6ca88b3e3a18dcbb2f9a37347b4098542969c1/http%3A//pandomaniak.prv.pl\" rel=\"nofollow\">http://pandomaniak.prv.pl</a>"
}