Examine source code of Spitzkoppe Namibia

{
  "theme": {
    "images": {
      "theme_frame": "hr_a11_v2.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#fcd8a6"
    }
  },
  "version": "2.0",
  "name": "Spitzkoppe Namibia",
  "manifest_version": 2,
  "description": "360° panorama over the small Spitzkoppe, the Spitzkoppe and the Erongogebirge. Namibia.\n(picture from wikimedia commons)"
}