Examine source code of Princess Castel

{
  "theme": {
    "images": {
      "theme_frame": "princessecastelheader1.jpg"
    },
    "colors": {
      "frame": "#d68d49",
      "tab_background_text": "#ff1298"
    }
  },
  "version": "2.0",
  "name": "Princess Castel",
  "manifest_version": 2,
  "description": "the famous castle of the princesses"
}