# bootstrap-auto-dark-mode This script adds the missing auto-dark mode to the new theme feature of Bootstrap 5.3. It switches the Bootstrap theme automatically between light and dark mode, depending on the system settings, if you set the `data-bs-theme` attribute of your <html> to `auto`. ## Usage Use it by just including `bootstrap-auto-dark-mode.js` in your header and setting `data-bs-theme` to `auto`. ```html … ```