Modern CSS

What Are CSS Container Queries and How Do They Differ from Media Queries?

Container queries let an element style itself based on the size of its nearest containing ancestor rather than the size of the entire viewport, using `containe…

What Are CSS Cascade Layers (@layer) and Why Do They Matter?

CSS cascade layers, declared with @layer, let a developer group style rules into explicitly ordered buckets so that layer order — not selector specificity — de…

How Does Native CSS Nesting Syntax Work?

Native CSS nesting lets you write a selector inside another selector’s rule block, using the & symbol to reference the parent selector explicitly, so related s…

What Are CSS Viewport Units (vh, vw, dvh, svh, lvh)?

CSS viewport units size elements relative to the browser viewport — vw and vh are percentages of the initial viewport width/height, while the newer dvh, svh, a…