Examine source code of Zen-IT

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#0f0000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Zen-IT",
  "manifest_version": 2,
  "description": "Zen-It is an beautifull theme for Mozilla firefox developed by <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/1cc165c9ae7e2b63bf7c614f244a4f1f20d3f3486b2ec7ef616ef8391a04c5fc/http%3A//Zologic.nl\">Zologic.nl</a> . Cyber-monk may serve you as inspiration and source of focus while you browse your favourite sites."
}