Examine source code of Sad Flowers

{
  "theme": {
    "images": {
      "theme_frame": "persona3000x200.jpg"
    },
    "colors": {
      "frame": "#b5acac",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Sad Flowers",
  "manifest_version": 2,
  "description": "The Sad Flowers\n\n              Rainer Merk, Vienna   \n\n         <a href=\"https://outgoing.prod.mozaws.net/v1/74dc3598da8a5b80e0c4e1c1a2bbda5597cd9ae678136a5f4b9448d31497b91f/http%3A//www.beMERKenswert.co.at\" rel=\"nofollow\">www.beMERKenswert.co.at</a>"
}