CSS

Custom properties (sometimes referred to as CSS variables or cascading variables) are entities defined by CSS authors that contain specific values to be reused throughout a document. They are set using custom property notation (e.g., --main-color: black;) and are accessed using the var() function (e.g., color: var(--main-color);).

Why and how the right HTML elements can improve the user experience of people that use assistive technologies.

Oh, the Many Ways to Make Triangular Breadcrumb Ribbons Let’s have a look at how we can create a row of links that sorta run into each other with a

Collection of hand-picked free HTML, CSS and JavaScript parallax effect code examples.

Collection of free HTML and CSS blob effect code examples.

Tobias Ahlin | Designer and developer

Last time, we looked at a few possible approaches for declaring and using CSS custom properties in responsive designs. In this article, we’ll take a

Tumblr and Pinterest popularized the masonry grid. It is a common layout style for variable sized images, and it’s a great way to get images to fit nicely into a...

Collection of free HTML and CSS masonry layout code examples.

From portfolios to blogs, modern card design layouts are great for any site and they're easy to create. Follow this guide to get started with Flexbox!

A tutorial to create a left-to-right masonry layout using CSS Grid Layout properties. Practical and dynamic use case involves a tiny bit of JavaScript.

A tutorial guide to show how to create CSS Flexbox-based Masonry layouts with horizontal and vertical orders of masonry items.

CSS is what gives every website its design. Websites sure aren’t very fun and friendly without it! I’ve read about somebody going a week without

There are various ways to hide content in web interfaces, but are you aware of the different effects they have on the accessibility of that content? While so...

PreludeI built the first version of Slimvoice on Angular 1 with a Node.js backend and MongoDB in 2014 (those were all the rage back then). In 2015 I decided to completely revamp the UI and redesigned and rebuilt it in React. In hindsight, all of that was crap. With the new version I wanted to prove that it ...

I’ve had people ask me if “nested grids” are essentially just like nested tables and therefore a bad thing. I explain why that is not the case.

Last year, Rachel Andrew wrote “[Take A New Look At CSS Shapes](https://www.smashingmagazine.com/2018/09/css-shapes/)” where she reintroduced readers to the basics of using CSS Shapes. In this new tutorial, Andy Clarke expands on the topic of “[Art Direction for the Web](https://www.smashingmagazine.com/printed-books/art-direction-for-the-web/)” with CSS Shapes to create exciting and inspired new design ideas.

After several years of basically ignoring it, I decided recently that it was time for a refresh of my personal site . The previous…

Painting an unstyled page, and then repainting it once styles are parsed would be bad user experience. For this reason, CSS is render blocking, unless the browser knows the CSS is not currently needed. The browser can paint the page once it has downloaded the CSS and built the CSS object model. Browsers follow a specific rendering path: paint only occurs after layout, which occurs after the render tree is created, with requires both the DOM and the CSSOM trees. To optimize the CSSOM construction, remove unnecessary styles, minify, compress and cache it, and split CSS not required at page lo...

CSS debugging tool with an unpronounceable name. Contribute to lucagez/Debucsser development by creating an account on GitHub.

A lightning talk for the W3C AC Meeting. This is a somewhat biased look at new things in CSS - biased in terms of these being things that mostly have some implementation. Also in terms of these being things I know that authors are especially interested in right now.

We talk a lot about Flexbox and CSS Grid Layout, but these layout methods are essentially values of the CSS `display` property, a workhorse of a property that doesn’t get a lot of attention. Rachel Andrew takes a better look in a short series.