Change Cursor for Browser Unlimited

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "default_locale": "en",
  "description": "__MSG_app_description__",
  "version": "1.0.1",
  "manifest_version": 3,
  "name": "__MSG_app_name__",
  "options_page": "options.html",
  "action": {
    "default_icon": {
      "32": "/assets/icons/icon32.png",
      "128": "/assets/icons/icon128.png",
      "256": "/assets/icons/icon256.png"
    },
    "default_popup": "index.html",
    "default_title": "__MSG_app_name__"
  },
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "content.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "content_security_policy": {
    "isolated_world": "script-src 'self' 'unsafe-eval'; object-src 'self'"
  },
  "icons": {
    "32": "/assets/icons/icon256.png",
    "128": "/assets/icons/icon256.png",
    "256": "/assets/icons/icon256.png"
  },
  "permissions": [
    "scripting",
    "storage",
    "unlimitedStorage",
    "alarms",
    "webRequest"
  ],
  "host_permissions": [
    "*://*/*",
    "<all_urls>"
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "*://*/*"
      ],
      "resources": [
        "assets/*.*",
        "libs/*.*",
        "content.js"
      ]
    }
  ]
}