CSSViewer

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "background": {
        "service_worker": "\/js\/background.js"
    },
    "action": [],
    "description": "CSSViewer",
    "manifest_version": 3,
    "name": "CSSViewer",
    "offline_enabled": true,
    "permissions": [
        "activeTab",
        "scripting"
    ],
    "version": "0.0.3",
    "web_accessible_resources": [
        {
            "resources": [
                "img\/header.png",
                "img\/body.png",
                "img\/list.png",
                "img\/footer.png",
                "img\/bullet.png"
            ],
            "matches": [
                "<all_urls>"
            ]
        }
    ],
    "icons": {
        "48": "img\/cssviewer48.png",
        "96": "img\/cssviewer96.png",
        "128": "img\/cssviewer128.png"
    }
}