{
  "short_name": "viettestpro",
  "name": "viettestpro",
  "icons": [
    {"src": "favicon.ico", "sizes": "48x48 32x32 16x16", "type": "image/x-icon"},
    {"src": "icon-192.png", "sizes": "192x192", "type": "image/png"},
    {"src": "icon-512.png", "sizes": "512x512", "type": "image/png"}
  ],
  "start_url": "./index.html",
  "display": "standalone",
  "theme_color": "#f5f6ee",
  "background_color": "#f5f6ee"
}