Examine source code of Fortuna Castle

{
  "theme": {
    "images": {
      "theme_frame": "fortunacastlepersona.jpg"
    },
    "colors": {
      "frame": "#080cfa",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Fortuna Castle",
  "manifest_version": 2,
  "description": "Art of Fortuna castle I found online.\n\nAs a DMC fan, I was looking for a neat persona and though what the heck, I'll make one."
}