CSS (Cascading Style Sheets) is used to style and layout HTML elements, controlling colors, fonts, spacing, positioning, and responsive design.

What is the CSS Box Model?

The Box Model consists of content, padding, border, and margin. It defines the space around HTML elements and how they are calculated for sizing.

Flexbox is a CSS layout module that provides an efficient way to arrange, distribute, and align items in one-dimensional layouts with flexible sizing.

CSS Interview Questions

341. What CSS patterns increase GPU memory pressure?

342. How would you optimize CSS for high-refresh-rate displays?

343. What rendering tradeoffs exist between visual fidelity and animation smoothness?

344. How would you architect performant CSS for browser-based visualization systems?

345. What are advanced containment strategies for extremely large interfaces?

346. How do browsers isolate rendering work for complex subtrees?

347. What layout architectures work best for highly dynamic enterprise dashboards?

348. How would you optimize CSS for virtualized data grids?

349. What styling bottlenecks appear in real-time updating interfaces?

350. How do rapid DOM mutations interact with CSS recalculation costs?