// manifest.webmanifest
{
  "icons": [
    { "src": "/wp-content/themes/takahashi/ico/favicon-192.png", "type": "image/png", "sizes": "192x192" },
    { "src": "/wp-content/themes/takahashi/ico/favicon-512.png", "type": "image/png", "sizes": "512x512" }
  ],
    "theme_color": "#ffffff",
    "background_color": "#ffffff",
    "display": "standalone"
}