Examine source code of La Quarta Era

{
  "theme": {
    "images": {
      "theme_frame": "flares.jpg.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ff4848"
    }
  },
  "version": "2.0",
  "name": "La Quarta Era",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/2efe3f53f01b5cad067e9232d68826bcb930a32e75ffe52f5cbfb8f138edcf03/http%3A//www.laquartaera.it\" rel=\"nofollow\">www.laquartaera.it</a>"
}