CSS @import is cool, actually
Importing CSS into a cascade layer. Conditionally importing CSS with feature queries and media queries. @import vs <link>

A more powerful CSS attr() function
Fallback values and non-string values, for any CSS property, not just content

The best approach to SVG icons
Inline SVG, <use>, <symbol>, spritesheets, JSX...

Are icon fonts a bad practice?
Icon fonts in 2024. Icon fonts vs SVG. Performance, a11y, etc.
Centering things: a solved problem?
Vertical and horizontal centering without grid or flexbox, text-box-trim, and centering an absolutely positioned element

The stretch keyword: a better alternative to width: 100% in CSS?
Use margins while avoiding overflow and horizontal scrollbars with width: stretch

Color fonts
COLR, COLRv1, OpenType-SVG.

New alternatives to innerHTML
getHTML, setHTML, setHTMLUnsafe, declarative shadow DOM and sanitization

Parsing declarative shadow DOM
Document.parseHTMLUnsafe is the new improved .parseFromString

Render-blocking on purpose
The new blocking="render" attribute.
