Examine source code of Full Width Zerodha Kite

{
  "name": "Full Width Zerodha Kite Trading Platform",
  "short_name": "Full Width Zerodha Kite Trading Plateform",
  "version": "1.0.0",
  "description": "This app will give zerodha kite trading platform a full width look. Extension is ported from a similar Chrome extension developed by Mr.Sanam Patel(sanam.patel.1@gmail.com). Big thanks to the author!",
  "author": "Sanam Patel/Yuvaraj Ramamurthy",
  "icons": {
    "128": "kite128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://kite3.zerodha.com/*",
        "https://kite.zerodha.com/*"
      ],
      "css": [
        "kite3-full-width.css"
      ]
    }
  ],
  "manifest_version": 2
}