{
  "display": "standalone",
  "orientation": "landscape",
  "start_url": "/mobile.html",
  "theme_color": "#000000",
  "background_color": "#000000",
  "icons": [
  {
    "src": "/static/img/icon64.png",
    "sizes": "64x64",
    "type": "image/png"
  }]
}