Examine source code of Windows 2000

{
  "name": "Windows 2000",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Windows 2000.png"
    },
    "colors": {
      "frame": "rgba(10, 36, 106, 1)",
      "tab_background_text": "rgba(212, 208, 200, 1)",
      "toolbar": "rgba(212, 208, 200, 1)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{564a14b0-5784-4cd1-bd34-c51933f87cf6}"
    }
  }
}