Bootstrap Grid Overlay

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Bootstrap Grid Overlay",
  "version": "0.2.0",
  "manifest_version": 3,
  "description": "Quickly toggle a Bootstrap Grid Overlay that automatically uses your application's styles to determine how it looks.",
  "action": {
    "default_icon": "icon-48.9b15978a.png",
    "default_title": "Enable Bootstrap Grid Overlay"
  },
  "icons": {
    "16": "icon-16.c1c34f03.png",
    "48": "icon-48.9b15978a.png",
    "128": "icon-128.8265e9ac.png"
  },
  "background": {
    "service_worker": "background.3269a402.js"
  },
  "host_permissions": [
    "*://prntscr.com/*",
    "*://*.facebook.com/*",
    "*://twitter.com/*"
  ],
  "permissions": [
    "activeTab",
    "storage",
    "declarativeNetRequest",
    "scripting"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.38d394c2.js"
      ],
      "css": []
    }
  ]
}