Examine source code of Fractafox

{
  "theme": {
    "images": {
      "theme_frame": "Fractafox_Header.jpg"
    },
    "colors": {
      "frame": "#5ec1ff",
      "tab_background_text": "#c9ecff"
    }
  },
  "version": "2.0",
  "name": "Fractafox",
  "manifest_version": 2,
  "description": "Wear it!!  XD"
}