{
 "name": "○×トレーニング問題集",
 "short_name": "○×問題集",
 "lang": "ja",
 "start_url": "./",
 "scope": "./",
 "display": "standalone",
 "background_color": "#2a2c30",
 "theme_color": "#1e1f22",
 "icons": [
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   "sizes": "192x192",
   "type": "image/png"
  },
  {
   "src": "icon-512.png",
   "sizes": "512x512",
   "type": "image/png"
  },
  {
   "src": "icon-512.png",
   "sizes": "512x512",
   "type": "image/png",
   "purpose": "maskable"
  }
 ]
}