Examine source code of Bitzer playing golf

{
  "theme": {
    "images": {
      "theme_frame": "Unbenannt-4-Kopie2.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Bitzer playing golf",
  "manifest_version": 2,
  "description": "A part of the Wallpaper available on <a href=\"https://outgoing.prod.mozaws.net/v1/e6f5b24674b42cad678127a6a0679d5e03296ccef99b63d65e40b2bf33487bfb/http%3A//shaunthesheep.com\" rel=\"nofollow\">shaunthesheep.com</a>\nBitzer can be seen there while playing golf!"
}