Bootstrap on Twitter: "Ayyy, now that flexbox is standard in v4, we have a new navbar coming. Demo: https://t.co/H1cWU9DhKi. PR: https://t.co/tS1yPDFVeN https://t.co/Fp1uVRrPP1" / Twitter
improve support for navbar-is-fixed-top fixed menu on scroll [#2502541] | Drupal.org
Bootstrap5 Sticky Navbar Fixed Top After Scrolling using html css jquery - YouTube