css scanner

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "css scanner",
  "manifest_version": 3,
  "version": "4.0",
  "description": "The fastest, cleanest free css property viewer.",
  "icons": {
    "16": "img/logo16.png",
    "24": "img/logo24.png",
    "32": "img/logo32.png",
    "48": "img/logo48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start",
      "css": [
        "css/cssviewer.css"
      ],
      "js": [
        "js/cssviewer.js"
      ],
      "all_frames": true
    }
  ],
  "background": {
    "service_worker": "js/background.js"
  },
  "action": {
    "default_icon": "img/logo16.png",
    "default_title": "Click to Run css scanner"
  },
  "permissions": [
    "tabs",
    "contextMenus",
    "storage",
    "scripting"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*",
    "file://*/*",
    "file://*/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "img/trash.svg",
        "img/copy.svg",
        "img/code.svg",
        "img/size.svg",
        "img/font.svg",
        "img/close.svg",
        "img/options.svg",
        "img/pause.svg",
        "img/play.svg",
        "img/arrow_down.svg",
        "img/lightning.svg",
        "img/logo128.png",
        "img/bmc-button.svg"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}