Examine source code of Autumn Moon

{
  "theme": {
    "images": {
      "theme_frame": "aut.jpg"
    },
    "colors": {
      "frame": "#b5b5b5",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Autumn Moon",
  "manifest_version": 2,
  "description": "Theme inspired by piece made by <a href=\"https://outgoing.prod.mozaws.net/v1/895a8054c5b8c796b647a3bed1a726ba6ad85133333c291b3aef658b2702e583/http%3A//verbaliarte.deviantart.com\" rel=\"nofollow\">verbaliarte.deviantart.com</a>. This amaizing, a little bit creepy, dark and scarry theme with forest at night is magic and wonderfull. Moon, forest, creepy, dark, night, wolf, vampire, goth."
}