{
  "name": "配速計算機",
  "short_name": "配速計算機",
  "start_url": "./index.html",
  "display": "standalone",
  "background_color": "#457575",
  "theme_color": "#457575",
  "icons": [
    {
      "src": "icons8-exercise-96.png",
      "sizes": "96x96",
      "type": "image/png"
    }
  ]
}