{
  "name": "Smiley Survey",
  "short_name": "Survey",
 "start_url": "/",
  "display": "fullscreen",
  "background_color": "#ffffff",
  "theme_color": "#000000",
  "orientation": "landscape",
   "display_override": ["window-controls-overlay"],
  "icons": [
        {
            "src": "icon-192.png",
            "sizes": "192x192",
            "type": "image/png"
        },
        {
            "src": "icon-512.png",
            "sizes": "512x512",
            "type": "image/png"
        }
    ]

}