Examine source code of Xubuntu - X Style

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Xubuntu - X Style",
  "manifest_version": 2,
  "description": "style crossover to xubuntu.\nlogo owned by xubuntu dot org slash resources\nmatching wallpaper at <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/4e8b5b9a40b2f19f2fb890d51c4ddf6419302e9c19406639cdb69313198b17af/https%3A//www.opendesktop.org/p/1175242/\">https://www.opendesktop.org/p/1175242/</a>"
}