How do you use position: sticky?

Short answer: Makes an element toggle between relative and fixed based on scroll position.

Example code

header { position: sticky; top: 0; background: white; } Follow me on LinkedIn: Key Takeaway: sticky elements stay visible within their parent container while scrolling.

Real-world example (ShopNest)

ShopNest’s browser cart uses modern JavaScript: fetch APIs with async/await, modules, and clear error handling.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.