Examine source code of DMK V.2

{
  "theme": {
    "images": {
      "theme_frame": "test.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "DMK V.2",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/9bf5bf5bd317c4f394046754c027fd7e870c9b7a0a21bf65547b99e9961e8963/http%3A//www.dmk-crew.eu\" rel=\"nofollow\">http://www.dmk-crew.eu</a>"
}