Examine source code of Never ending magic

{
  "theme": {
    "images": {
      "theme_frame": "personastop.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#0f0f0f"
    }
  },
  "version": "2.0",
  "name": "Never ending magic",
  "manifest_version": 2,
  "description": "Minimalistic persona with colours and type subtly placed in the right corner. \n\nThis persona is tailored for Mac OS X  1680x1050 resolution."
}