Examine source code of The Piano

{
  "theme": {
    "images": {
      "theme_frame": "Piano-Persona-header.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "The Piano",
  "manifest_version": 2,
  "description": "For all the piano lovers out there!\n\nPhotoshop brushes from <a href=\"https://outgoing.prod.mozaws.net/v1/23c63d1645ff657e0161e4da563e15e54aebbd38dd2d42201a4fcf973b3ba226/http%3A//annikavonholdt.com/brushes/\" rel=\"nofollow\">http://annikavonholdt.com/brushes/</a>"
}