Learn all about “Invalid At Computed Value Time” or IACVT for short.
Tag Archives: custom properties
Creating Scroll-Triggered Animations by combining Scroll-Driven Animations, Custom Properties, Style Queries, and Transitions
When you combine Scroll-Driven Animations with Custom Properties, Style Queries, and Transitions you hack your way into creating Scroll-Triggered Animations.
Cyclic Dependency Space Toggles
Brilliant work by Roman Komarov. Using the cyclic dependency invalidation and space toggles to select one value from an entire list. Cyclic Dependency Space Toggles →
The gotcha with @property
@property
Custom properties – even when registered through @property – don’t animate on the compositor.
CSS Type Grinding: Casting Tokens (sm|md|etc) into Useful Values (aka Style Queries without Style Queries thanks to @property)
My favorite use case for Style Queries is the ability to change a bunch of styles based on the value of a so called “higher-order variable”. You use that variable as a switch to change a bunch of properties. @container style(–theme: dark) { .card { background: royalblue; border-color: navy; color: white; } .card button { …
The Future of CSS: Variable Units, powered by Custom Properties
Thanks to Variable Units, authors can define Custom Properties and use them as units in their CSS
CSS Custom Properties and !important
What happens when you set !important on a Custom Property? It’s not exactly what you think …
Open Props — Supercharged CSS Variables
Adam Argyle released a new project named Open Props. Similar to the aforementioned Pollen, it’s a library that offers nothing but CSS Custom Properties. Open source CSS custom properties to help accelerate adaptive and consistent design. Available from a CDN or NPM, as CSS or Javascript. Once included, you can use the Custom Properties the …
On Using Custom Properties
On Twitter, John Allsopp recently shared that Flexbox is the greatest thing that happed to CSS. I quickly chimed in with my personal favourite. To me the single greatest addition to CSS over the past 20 years is Custom Properties. They’ve opened up a ton of possibilities, and make us CSS Authors way more productive. …
Pollen — Functional CSS for the future
Interesting: a CSS library that only provides you with CSS Custom Properties to use in your own CSS: Pollen is a library of CSS variables for rapid prototyping, consistent styling, and as a zero-runtime utility-first foundation for your own design systems. Heavily inspired by TailwindCSS. Pollen →