Please Give Me Some Space
https://css-tricks.com/please-give-me-some-space/
How to Create Block Theme Patterns in WordPress 6.0 by Ganesh Dahal
https://css-tricks.com/how-to-create-block-theme-patterns-in-wordpress-6-0/
SPAs, Shared Element Transitions, and Re-Evaluating Technology
https://css-tricks.com/spas-shared-element-transitions-and-re-evaluating-technology/
Like so many things... it depends.
https://css-tricks.com/just-how-long-should-alt-text-be/
Beautify GitHub Profile
https://css-tricks.com/beautify-github-profile/
Huge props to @ChallengesCss for wrapping up a pretty darn nifty and impressive series on CSS hover effects!
https://css-tricks.com/css-hover-effects-background-masks-3d/
From the WebKit Blog: Customizing Color Fonts on the Web
https://css-tricks.com/customizing-color-fonts-on-the-web/
A Perfect Table of Contents With HTML & CSS by @slicknet
https://css-tricks.com/a-perfect-table-of-contents-with-html-css/
Mastering SVG's stroke-miterlimit Attribute by @marianabeldi
https://css-tricks.com/mastering-svgs-stroke-miterlimit-attribute/
Having a way to "crop" an image in CSS will be another great tool in the box for designing in the browser.
https://css-tricks.com/first-look-at-the-css-object-view-box-property/
Dialog Components: Go Native HTML or Roll Your Own? by Rob Levin
https://css-tricks.com/dialog-components-roll-your-own/
Verevolf
https://css-tricks.com/verevolf/
Inline Image Previews with Sharp, BlurHash, and Lambda Functions by @ AdamRackis
https://css-tricks.com/inline-image-previews-with-sharp-blurhash-and-lambda-functions/
An Interactive Starry Backdrop for Content by @jh3yy
https://css-tricks.com/an-interactive-starry-backdrop-for-content/
Improving Icons for UI Elements with Typographic Alignment and Scale by @displaymarcel
https://css-tricks.com/improving-icons-for-ui-elements-with-typographic-alignment-and-scale/
It's still super early days for WordPress block themes, and Ganesh has a deep dive here on creating global style variations to customize themes.
https://css-tricks.com/creating-style-variations-in-wordpress-block-themes/
My mind doesn't automatically go to text-shadow for hover effects, but @ChallengesCss does... only he doesn't use the "shadow" part all that much.
https://css-tricks.com/cool-hover-effects-that-use-css-text-shadow/
The deep dive into CSS animations and transforms that @jh3yy goes into here is worth the read alone.
https://css-tricks.com/a-css-slinky-in-3d/
COLRv1 and CSS font-palette: Web Typography Gets Colorful by @hypeddev
https://css-tricks.com/colrv1-and-css-font-palette-web-typography/
Let’s Create a Tiny Programming Language by Md Suvo
https://css-tricks.com/lets-create-a-tiny-programming-language/