{
  "theme_color": "#f69435",
  "background_color": "#f69435",
  "display": "standalone",
  "scope": "/",
  "start_url": "/",
  "name": "Lang-fb",
  "short_name": "Lf",
  "description": "Lang-fb helps your language skill improvement.",
  "icons": [{
    "src": "favicon.ico",
    "sizes": "64x64 32x32 24x24 16x16",
    "type": "image/x-icon"
  }]
}