Examine source code of web-designer.com.pl

{
  "theme": {
    "images": {
      "theme_frame": "3000x200.png"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#3b3b3b"
    }
  },
  "version": "2.0",
  "name": "web-designer.com.pl",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/f3799e883446e01dc3462996f50f0a172e59a010f2b0585f40b9063482d5685d/http%3A//web-designer.com.pl\" rel=\"nofollow\">web-designer.com.pl</a>"
}