Examine source code of Square-Enix FF & KH

{
  "theme": {
    "images": {
      "theme_frame": "Mozilla-FantasySquare-enix_edited-1.jpg"
    },
    "colors": {
      "frame": "#e1fae9",
      "tab_background_text": "#ceeaf0"
    }
  },
  "version": "2.0",
  "name": "Square-Enix FF & KH",
  "manifest_version": 2,
  "description": "Designs of Final Fantasy and Kingdom Hearts, Square-Enix."
}