Examine source code of JEGO-Design

{
  "theme": {
    "images": {
      "theme_frame": "header_1.jpg"
    },
    "colors": {
      "frame": "#ededed",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "JEGO-Design",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/db7aa08af7c8a6c2139a4ff4cb29fad5a1f58d95b898cbce331a0a26b71f7ad4/http%3A//JEGO-Design.at\" rel=\"nofollow\">JEGO-Design.at</a> Internet &amp; Mediendesign"
}