Examine source code of Dark MLP

{
  "theme": {
    "images": {
      "theme_frame": "Header2.jpg"
    },
    "colors": {
      "frame": "#454242",
      "tab_background_text": "#fcf4f4"
    }
  },
  "version": "2.0",
  "name": "Dark MLP",
  "manifest_version": 2,
  "description": "Just a dark MLP theme using some neat line art.\n\nHeader images created by Braukoly (Link to Deviantart here <a href=\"https://outgoing.prod.mozaws.net/v1/f88c63dc19b5d3e4aaa2091d7b6cfbfe89a7917f4727b30ea34e981f92238015/http%3A//braukoly.deviantart.com/\" rel=\"nofollow\">http://braukoly.deviantart.com/</a>)"
}