Examine source code of On Fire Kids

{
  "theme": {
    "images": {
      "theme_frame": "onfirekidsredthing.jpg"
    },
    "colors": {
      "frame": "#ff00f2",
      "tab_background_text": "#fff200"
    }
  },
  "version": "2.0",
  "name": "On Fire Kids",
  "manifest_version": 2,
  "description": "This is the logo of my site with some red in there.  You can find my site at <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/7ea580aac2ff2a66e265d6648d3818d00db0ba9ff0147ae9c1cab03136c67870/http%3A//www.onfirekids.com\">http://www.onfirekids.com</a>."
}