Create a Sticky Header with HTML & CSS: A Step-by-Step Tutorial

Learn how to create a sticky header that adjusts its height and seamlessly integrates with internal links. This video explains the implementation of a sticky header using HTML, CSS, and a bit of JavaScript, showing how to maintain the header's flexibility and accessibility as you add more content.

Demo: https://codepen.io/dmtrmrv/pen/xxeEGbg

Chapters:
00:00 – Intro
00:11 – HTML & CSS Basics
00:44 – Making It Sticky with position: fixed
01:27 – Avoid Hardcoding Header Height
02:22 – Using position: sticky for Flexibility
02:55 – Ensuring It's Swappable
03:30 – Handling Internal Links
04:08 – Introducing scroll-margin-top and :target
04:33 – Do We Need the Header Height?
04:58 – A Bit of JavaScript to the Rescue
05:52 – Et Voilà!