manifest.json

{
    "name": "Mac os",
    "short_name": "Mac os desktop",
    "start_url": "https://mhmdmhd6.github.io/Mac-OS-Desktop/",
    "display": "standalone",
    "background_color": "#DCE9E9",
    "theme_color": "#d1d1d1",
    "orientation": "portrait-primary",
    "icons": [
        {
            "src":"./icon/manifest/72x72.png",
            "type": "image/png",
            "sizes": "72x72"
        },
        {
            "src":"./icon/manifest/96x96.png",
            "type": "image/png",
            "sizes": "96x96"
        },
        {
            "src":"./icon/manifest/128x128.png",
            "type": "image/png",
            "sizes": "128x128"
        },
        {
            "src":"./icon/manifest/144x144.png",
            "type": "image/png",
            "sizes": "144x144"
        },
        {
            "src":"./icon/manifest/152x152.png",
            "type": "image/png",
            "sizes": "152x152"
        },
        {
            "src":"./icon/manifest/192x192.png",
            "type": "image/png",
            "sizes": "192x192"
        },
        {
            "src":"./icon/manifest/384x384.png",
            "type": "image/png",
            "sizes": "384x384"
        },
        {
            "src":"./icon/manifest/512x512.png",
            "type": "image/png",
            "sizes": "512x512"
        }        
    ]
}