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Nalezeno "custom properties": 57

Dynamic CSS Masks with Custom Properties and GSAP


Learn how to animate CSS masks based on the cursor position using GSAP and custom properties for a unique spotlight effect. The post Dynamic CSS Masks with Custom Properties and GSAP appeared first on Codrops

A Complete Guide to Custom Properties


Everything important and useful to know about CSS Custom Properties. Like that they are often referred to as "CSS Variables" but that's not their real name. The post A Complete Guide to Custom Properties appeared first on CSS-Tricks. You can support CSS-Tricks by being an MVP Supporter

Generating (and Solving!) Sudokus in CSS


I love to make CSS do stuff it shouldn’t. It’s the type of problem-solving brain training you’d get building a calculator in Minecraft, except you probably won’t get a job working with Minecraft Redstone no matter how good you … The post Generating (and Solving!) Sudokus in CSS appeared...

Image Fragmentation Effect With CSS Masks and Custom Properties


Geoff shared this idea of a checkerboard where the tiles disappear one-by-one to reveal an image. In it, an element has a background image, then a CSS Grid layout holds the “tiles” that go from a filled background color to … The post Image Fragmentation Effect With CSS Masks and Custom...

Exploring @property and its Animating Powers


Uh, what’s @property? It’s a new CSS feature! It gives you superpowers. No joke, there is stuff that @property can do that unlocks things in CSS we’ve never been able to do before. While everything about @property is exciting, … The post Exploring @property and its Animating Powers appeared...

How to Map Mouse Position in CSS


Let’s look at how to get the user’s mouse position and map it into CSS custom properties: --positionX and --positionY. We could do this in JavaScript. If we did, we could do things like make make an element … The post How to Map Mouse Position in CSS appeared first on CSS-Tricks. You...

A DRY Approach to Color Themes in CSS


The other day, Florens Verschelde asked about defining dark mode styles for both a class and a media query, without repeat CSS custom properties declarations. I had run into this issue in the past but hadn’t come up with a … The post A DRY Approach to Color Themes in CSS appeared first...

CSS Switch-Case Conditions


CSS is yet to have a switch rule or conditional if, aside from the specific nature of @media queries and some deep trickery with CSS custom properties. Let’s have a look at why it would be useful if we … The post CSS Switch-Case Conditions appeared first on CSS-Tricks. You can support...

useStateInCustomProperties


In my recent “Custom Properties as State” post, one of the things I mentioned was that theoretically, UI libraries, like React and Vue, could automatically map the state they manage over to CSS Custom Properties so we could use that state … The post...

How to Play and Pause CSS Animations with CSS Custom Properties


Let’s have a look CSS @keyframes animations, and specifically about how you can pause and otherwise control them. There is a CSS property specifically for it, that can be controlled with JavaScript, but there is plenty of nuance to get … The post How to Play and Pause CSS Animations with...

Custom Properties as State


Here’s a fun idea from James Stanley: a CSS file (that presumably updates daily) containing CSS custom properties for “seasonal” colors (e.g. spring is greens, fall is oranges). You’d then use the values to theme your site, knowing that those … The post Custom...

Color Theming with CSS Custom Properties and Tailwind


Custom properties not only enable us to make our code more efficient, but allow us to work some real magic with CSS too. One area where they have huge potential is theming. At Atomic Smash we use Tailwind CSS, a utility class framework, for writing our styles. In this article, we’ll look at...

Using @property for CSS Custom Properties


Una Kravetz digs into how Chrome now allows you to declare CSS custom properties directly from CSS with more information than just a string. So rather than something like this: html { --stop: 50%; } …can be declared with more details like this: @property --stop { syntax:...

Timer Bars in CSS with Custom Properties


I was working on a thing the other day that needed a visible timer. There was UI precedent for this type of timer on the project. People didn’t want to see numbers ticking downward; it was more ideal to see a “bar” drain away from full to empty. I mention that because there...

The Cicada Principle, revisited with CSS variables


Lea Verou digging up the CSS trickery classic and applying it to clip the backgrounds of some code blocks: The main idea is simple: You write your main rule using CSS variables, and then use :nth-of-*() rules to set these variables to something different every N items. If you use enough...

Global and Component Style Settings with CSS Variables


The title of this Sara Soueidan article speaks to me. I’m a big fan of the idea that some CSS is best applied globally, and some CSS is best applied scoped to a component. I’m less interested in how that is done and more interested in just seeing that conceptual approach used in some...

When Sass and New CSS Features Collide


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...

Using Custom Property “Stacks” to Tame the Cascade


Since the inception of CSS in 1994, the cascade and inheritance have defined how we design on the web. Both are powerful features but, as authors, we’ve had very little control over how they interact. Selector specificity and source order provide some minimal “layering” control...

Global CSS options with custom properties


With a preprocessor, like Sass, building a logical “do this or don’t” setting is fairly straightforward: $option: false; @mixin doThing { @if $option { do-thing: yep; } } .el { @include doThing; } Can we do that in native CSS with custom properties? Mark Otto shows...

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