Drupal.org dark theme
I'm used to working with dark themes everywhere: PhpStorm, Ubuntu, Chrome, phone applications. It's pretty annoying when you switched from dark theme to fully white browser tab. I don't know when Drupal.org will have dark theme, so I added this CSS hack for yourself:
https://gist.github.com/levmyshkin/c127f1ff539965923fdac6679c530a5b
You can use Chome extension User CSS and add CSS code separately for Drupal.org site: