Examine source code of comicsansifyer

{
  "manifest_version": 2,
  "name": "comicsansifyer",
  "version": "1.1resigned1",
  "description": "Let's make Comic Sans MS great again!",
  "homepage_url": "https://upscore.ch/",
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "css": [
        "comicsanseverywhere.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{424416ec-433b-4f6b-84fa-9b67ba84a5c2}"
    }
  }
}