Examine source code of Hiccup's Inferno

{
  "name": "Iron Spider",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "tumblr_nbzc4n0cez1ql8fh8o2_500.gif"
    },
    "colors": {
      "frame": "rgba(59, 2, 2, 1)",
      "tab_background_text": "rgba(204, 163, 163, 1)",
      "toolbar": "rgba(97, 7, 4, 1)",
      "bookmark_text": "rgba(242, 242, 242, 1)",
      "toolbar_field": "rgba(133, 4, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6db9b249-ce6e-41e3-a8fb-9bbaa5c552d2}"
    }
  }
}