Examine source code of BIG MAP Zillow Plus

{
  "description": "Enhances your Zillow experience by expanding the map for a larger view! It hides the sidebar and top bar, giving you a more focused and immersive property search with a BIG MAP",
  "manifest_version": 2,
  "name": "BIG MAP Zillow",
  "version": "1.1",
  "homepage_url": "https://github.com/mfowlerfinn/big-zillow-map",
  "icons": {
    "48": "icons/border-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.zillow.com/*"
      ],
      "js": [
        "fullScreen.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4dfd8312-c55b-4d23-be13-b6d5f0d46e76}"
    }
  }
}