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=Browser or OS selection=
If you have selected dark mode on your operating system or browser, then you will automatically see this site in dark mode if you have on your desktop at least these versions: Chrome 76, Firefox 67, Safari 12.1, Opera, Edge; and for mobile at least these versions: Android Webview 76, Chrome for Android 76, Firefox for Android 67, Safari on iOS 13. See also here for [https://www.howtogeek.com/360357/how-to-enable-dark-mode-in-microsoft-edge/ Edge browser].
[[File:light_mode.png|thumb|Light mode in Windows. Change the option to Dark from Settings > Personalization > Colors]]
To turn on dark mode on '''Windows 10''' go to '''Settings''' > '''Personalization''' > '''Colors'''. Scroll down and select the “Dark” option under the '''Choose your color''' section.
=Using custom css via a browser extension=