Examine source code of The DarkknightZ

{
  "theme": {
    "images": {
      "theme_frame": "dzfirefoxbrowsercopy.png"
    },
    "colors": {
      "frame": "#00ff00",
      "tab_background_text": "#00ff00"
    }
  },
  "version": "2.0",
  "name": "The DarkknightZ",
  "manifest_version": 2,
  "description": "A persona created especially for the E-Sports team The DarkknightZ."
}