Examine source code of Tknk style

{
  "theme": {
    "images": {
      "theme_frame": "stripe_header.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#18053d"
    }
  },
  "version": "2.0",
  "name": "Tknk style",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/4daa8357bb7652801d9d2696bec02792cb159f291d81920908e34d4f7bf9a4d3/http%3A//tknk.deviantart.com/\" rel=\"nofollow\">http://tknk.deviantart.com/</a>"
}