Examine source code of Qogir Noir

{
  "name": "Qogir Noir",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "transparencia.png"
    },
    "colors": {
      "frame": "rgba(33, 35, 43, 1)",
      "tab_background_text": "rgba(204, 204, 204, 1)",
      "toolbar": "rgba(40, 42, 51, 1)",
      "bookmark_text": "rgba(204, 204, 204, 1)",
      "toolbar_field": "rgba(40, 42, 51, 1)",
      "toolbar_field_text": "rgba(204, 204, 204, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{06faa8e1-3b33-40a4-bef5-c475be66e4fc}"
    }
  }
}