We do not currently have a dark version of the site, however, you can use the Auto Dark Mode functionality in chromium based browsers.
1. In the address bar, type chrome://flags
2. In the Search flags search box, look for Auto Dark Mode for Web Contents.
3. By default the checkbox in this parameter is set to Default or Disabled, change it to:
enabled with selective inversion of non-image elements.
Alternatively, you can use the Dark Reader extension