Examine source code of Germany Alps

{
  "theme": {
    "images": {
      "theme_frame": "header3.jpg"
    },
    "colors": {
      "frame": "#6e6e6e",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Germany Alps",
  "manifest_version": 2,
  "description": "A 3D landscape render of imaginary alps, made by New World Digital Art @ <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/d710413fce08b3d00c9aa218e75dc2e1dfd7623a2405348bdc8744403f547176/http%3A//nwda.webnode.com\">http://nwda.webnode.com</a>"
}