Examine source code of Hidden Within

{
  "theme": {
    "images": {
      "theme_frame": "Hidden_Within_Header.jpg"
    },
    "colors": {
      "frame": "#ada46f",
      "tab_background_text": "#f2eee1"
    }
  },
  "version": "2.0",
  "name": "Hidden Within",
  "manifest_version": 2,
  "description": "Hidden Within;\nNot Everything Is As It Seems\n\n - Created by: Taylor Allen Balty\n<a href=\"https://outgoing.prod.mozaws.net/v1/b3099a83018d1fcfdb9f98a99f4dcfe575cd7041ce2b09c0c13b0f9cfc7665b9/http%3A//www.TaylorBalty.com\" rel=\"nofollow\">www.TaylorBalty.com</a>"
}