Examine source code of Mx Tamara

{
  "theme": {
    "images": {
      "theme_frame": "Mx_TammyHeader.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#d40000"
    }
  },
  "version": "2.0",
  "name": "Mx Tamara",
  "manifest_version": 2,
  "description": "The lovely Tamara.  Vector art by Mx at <a href=\"https://outgoing.prod.mozaws.net/v1/47dcdd6109db05d8d7beb92c5e33dbe5b9cca782b31728601fac5b343e5ba542/http%3A//MxArt.com\" rel=\"nofollow\">MxArt.com</a>"
}