A rather geeky/technical weblog, est. 2001, by Bramus
You can’t connect to a database from within CSS, Right? Or can you? Leveraging Houdini and SQL.js — which is SQLite compiled to JavaScript to serve as in-memory DB — you can. Using some Custom Properties, you can pass in queries to be executed. .query-display { background: paint(sql-css); } main { –sql-query: SELECT * FROM …
In this talk, we dig into how the CSS Cascade actually works. Origins, !important, Layers, Specificity, … it’s all covered.
Highly interesting post by Manuel Matuzovic on Cascade Layers. Manuel skips out on the technical/theoretical details — which were already been covered by me, Stephanie, Una, … — and jumps straight into the practical side of things. While I’m writing this blog post, I’m looking at a large site I’ve been working on and I’m …
Continue reading “Cascade Layers: Practical Use-Cases / Examples”
Stephanie Eckles, writing for Smashing Magazine: Cascade layers introduce the new at-rule of @layer. The intent is to help CSS authors be more intentional about ordering the “layers” of CSS rules as a new method of cascade management. Getting Started With CSS Cascade Layers → If you’re looking for the quick version on Cascade Layers, …
In CSS, Specificity is expressed as a triad/triple (A,B,C). An example value would be (1,1,2). To compare specificity — i.e. to see which value has a higher specificity — you need to compare each component of the triple until you find a difference: function compareSpecificity(x, y) { // x and y being arrays such as …
In this video, Una digs into Cascade Layers: Quick show and tell on CSS cascade layers and the @layer property, coming to browsers in Chromium 99+ and Firefox 97+, plus they’re in the current Safari Tech Preview. The demo can be found on CodePen: https://codepen.io/web-dot-dev/pen/LYzqPEp Awaiting her post on the subject, you can check out …
@supports at-rule(@keyword)
Using the at-rule() function we’ll soon be able to detect support for at-rules and their descriptors.
Now that’s a fun little quiz by Vincent Will: A small fun app to test your CSS knowledge. Find the correct CSS selectors for the 10 puzzles as fast as possible. Finished my in 04:38:7. Level 8 tripped me up though: didn’t immediately see the pattern and lost more than 2 minutes on it 😅. …
Continue reading “Test your CSS Selector Skills with CSS Speedrun”
These Scrolling Tickers by Fabrizio Calderan are quite nice. By calculating the rendered width (via JS, passed to CSS using a Custom Property) and taking that into account to calculate the animation-duration he’s able to synchronise their speeds. What I like most though is how the repetition of the ticker’s content is achieved. Where I’ve …
From Devon Govett, author of Parcel, comes Parcel CSS: Parcel CSS is a new CSS parser, compiler, and minifier written in Rust. It has significantly better performance than existing tools, while also improving minification quality. Looking at the charts, it pretty darn fast indeed. The key feature does not come from its Minification or Vendor …