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Ollie Williams

Article

The Fragmented, But Evolving State of CSS-in-JS

TLDR: The CSS-in-JS community has converged on a consistent API.

Not so long ago, a Facebook engineer compiled a list of the available CSS-in-JS methodologies. It wasn’t short:

aphrodite, babel-plugin-css-in-js, babel-plugin-pre-style, bloody-react-styled, classy, csjs, css-constructor, css-light, css-loader, css-ns, cssobj, cssx-loader, cxs, electron-css, emotion, es-css-modules, freestyler, glamor, glamorous, hiccup-css, hyperstyles, i-css, j2c, jsxstyle, linaria, nano-css, pre-style, radium, react-css-builder, react-css-components, react-css-modules, react-cssom, react-fela, react-free-style, react-inline-css, react-inline-style, react-inline, react-jss, react-look, react-native-web, react-statics-styles, react-styl, react-style, react-styleable, react-stylematic, react-theme, react-vstyle, reactcss, restyles, scope-styles, smart-css, stile-react-media-queries, … Read article

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It All Started With Emoji: Color Typography on the Web

“Typography on the web is in single color: characters are either black or red, never black and red …Then emoji hit the scene, became part of Unicode, and therefore could be expressed by characters — or “glyphs” in font terminology. The smiley, levitating businessman and the infamous pile of poo became true siblings to letters, numbers and punctuation marks.”

Roel Nieskens

Using emojis in code is easy. Head over to emojipedia and copy and paste one in.… Read article

Article

Finger-friendly numerical inputs with `inputmode`

Forms are often a nightmare on mobile. We can make the process as pain-free as possible by reacting to context. Input fields that expect numerical values should have a numerical UI. Bringing up a number keyboard on small screens is easy on most platforms — just use a <input type="number"/>.… Read article

Article

Three Techniques for Performant Custom Font Usage

There’s a lot of good news in the world of web fonts!

  1. The forthcoming version of Microsoft Edge will finally implement unicode-range, the last modern browser to do so.
  2. Preload and font-display are landing in Safari and Firefox.
  3. Variable fonts are shipping everywhere.

Using custom fonts in a performant way is becoming far easier. Let’s take a peek at some things we can do when using custom fonts to make sure we’re being as performant as we can be.… Read article

Article

One File, Many Options: Using Variable Fonts on the Web

In 2016, an important development in web typography was jointly announced by representatives from Adobe, Microsoft, Apple, and Google. Version 1.8 of the OpenType font format introduced variable fonts. With so many big names involved, it's unsurprising that all browsers are on-board and racing ahead with implementation.… Read article

Article

The latest ways to deal with the cascade, inheritance and specificity

The cascade is such an intrinsic part of CSS that they put it right there in the name. If you’ve ever needed to use !important to affect specificity in the cascade, you’ll know that it can be a tricky thing to deal with. In the early days of CSS, it was common to see highly specific selectors like this:

#sidebar ul li {}

We’re all much better at managing specificity nowadays. It’s a widely accepted best practice to keep specificity … Read article

Article

(Now More Than Ever) You Might Not Need jQuery

The DOM and native browser API's have improved by leaps and bounds since jQuery's release all the way back in 2006. People have been writing "You Might Not Need jQuery" articles since 2013 (see this classic site and this classic repo). I don't want to rehash old territory, but a good bit has changed in browser land since the last You Might Not Need jQuery article you might have stumbled upon. Browsers continue to implement new APIs that take … Read article

Article

CSS Animations vs Web Animations API

There is a native API for animation in JavaScript known as the Web Animations API. We'll call it WAAPI in this post. MDN has good documentation on it, and Dan Wilson has a great article series.

In this article, we'll compare WAAPI and animations done in CSS.… Read article

Article

Things I’ve Learned About CSS Grid Layout

The following is a guest post by Oliver Williams. Oliver has been working with CSS grid layout and has learned quite a bit along the way. In this article he's going to hop around to different concepts that he's learned on that journey. I like this idea of learning little bite-sized chunks about grid layout, through isolated examples where possible. That makes learning the whole thing a bit less intimidating.Read article

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