Examine source code of Adolf

{
  "name": "Adolf",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Stars_02_(MK).jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(18, 15, 61, 1)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(125, 102, 181, 1)",
      "toolbar_field_text": "rgba(196, 178, 178, 1)",
      "tab_line": "rgba(222, 165, 165, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c24dd395-62aa-4050-9e48-b6714ec6c080}"
    }
  }
}