CSS margin collapse explained

What causes margin collapse in CSS, and how to prevent it from happening. 💥 Get 20% off 1-yr of Frontend Mentor Pro with my code JESSCHAN20 -- https://www.frontendmentor.io/?via=jesschan Source code: https://github.com/thecodercoder/css-layout/tree/main/02-margin-collapse CSS Layouts playlist: https://www.youtube.com/playlist?list=PLUWqFDiirlst8pCZ1R1exwnFSKXEigGIL ____________ 💻 LEARN TO CODE 💻 MY COURSE: 🟢 Responsive Design for Beginners -- Learn how to build a website from scratch -- https://coder-coder.com/responsive RECOMMENDED RESOURCES: Tools and resources I use myself and highly recommend, with exclusive discounts (affiliate links help support this channel-- thank you!) 🔷 Frontend Mentor Pro -- Practice building real-world projects (10% off with code JESSCHAN10) -- https://www.frontendmentor.io/?via=jesschan 🔷 Boot.dev -- Learn back-end development (25% off) -- https://www.boot.dev/?promo=CODERCODER 🔷 Zero to Mastery -- Learn web dev, AI, DevOps and more with 100+ courses -- https://academy.zerotomastery.io/a/aff_s3xc407h/external?affcode=441520_ti97uk6b OTHER STUFF: 🟢 Coder Coder Dark -- My VS Code theme -- https://marketplace.visualstudio.com/items?itemName=CoderCoder.codercoder-dark-theme 🟢 Coder Coder Merch -- get my hoodie, coffee cup, and more! -- https://coder-coder.com/merch SOCIALS: https://twitter.com/thecodercoder https://www.instagram.com/thecodercoder #css #javascript #html