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Of Course We Can Make a CSS-Only Clock That Tells the Current Time!
16.7.2021
Let’s build a fully functioning and settable “analog” clock with CSS custom properties and the calc() function. Then we’ll convert it into a “digital” clock as well. All this with no JavaScript!
Here’s a quick look at the clocks …
The post Of Course We Can Make a CSS-Only Clock That Tells...
The Raven Technique: One Step Closer to Container Queries
10.11.2020
For the millionth time: We need container queries in CSS! And guess what, it looks like we’re heading in that direction.
When building components for a website, you don’t always know how that component will be used. Maybe it will be render as wide as the browser window is. Maybe two of them...
Animating Number Counters
9.10.2020
Number animation, as in, imagine a number changing from 1 to 2, then 2 to 3, then 3 to 4, etc. over a specified time. Like a counter, except controlled by the same kind of animation that we use for other design animation on the web. This could be useful when designing something like a dashboard,...
When Sass and New CSS Features Collide
29.6.2020
Recently, CSS has added a lot of new cool features such as custom properties and new functions. While these things can make our lives a lot easier, they can also end up interacting with preprocessors, like Sass, in funny ways.
So this is going to be a post about the issues I’ve encountered...
Creating Color Themes With Custom Properties, HSL, and a Little calc()
16.4.2020
Before the advent of CSS custom properties (we might call them “variables” in this article as that’s the spirit of them), implementing multiple color schemes on the same website usually meant writing separate stylesheets. Definitely not the most maintainable thing in the world. Nowadays, though,...
A Complete Guide to calc() in CSS
17.3.2020
CSS has a special calc() function for doing basic math. Here's an example:
.main-content {
/* Subtract 80px from 100vh */
height: calc(100vh - 80px);
}
In this guide, let's cover just about everything there is to know about this very useful function.
calc() is for values
The only place you...
Currying in CSS
6.3.2020
Funny timing on this I was just looking at the website for Utopia (which is a responsive type project which I hate to admit I don't fully understand) and I came across some CSS they show off that looked like this:
:root {
--fluid-max-negative: (1 / var(--fluid-max-ratio)...
Responsive Designs and CSS Custom Properties: Defining Variables and Breakpoints
25.2.2019
CSS custom properties (a.k.a. CSS variables) are becoming more and more popular. They finally reached decent browser support and are slowly making their way into various production environments. The popularity of custom properties shouldn’t come as a surprise, because they can be really helpful...
CSS Variables + calc() + rgb() = Enforcing High Contrast Colors
21.2.2019
As you may know, the recent updates and additions to CSS are extremely powerful. From Flexbox to Grid, and — what we’re concerned about here — Custom Properties (aka CSS variables), all of which make robust and dynamic layouts and interfaces easier than ever while opening up many other...
DRY State Switching With CSS Variables: Fallbacks and Invalid Values
6.12.2018
This is the second post in a two-part series that looks into the way CSS variables can be used to make the code for complex layouts and interactions less difficult to write and a lot easier to maintain. The first installment walks through various use cases where this technique applies. This post...