{
  "name": "iPhone Calculator",
  "short_name": "Calculator",
  "start_url": "./",
  "display": "standalone",
  "background_color": "#000000",
  "theme_color": "#000000",
  "description": "Ung dung may tinh phong cach iPhone cho trinh duyet di dong.",
  "lang": "vi",
  "icons": [
    {
      "src": "apple-touch-icon.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "favicon.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "maskable"
    }
  ]
}