CSS Nesting and the Cascade
You might have noticed that Safari Technology Preview 179 includes an update to CSS Nesting that adds support for the new “relaxed parsing behavior”.
Try out CSS Nesting today
Back in December, we wrote an article detailing three different options for CSS Nesting.
Help choose the syntax for CSS Nesting
The CSS Working Group is continuing a debate over the best way to define nesting in CSS.
Using :has() as a CSS Parent Selector and much more
It’s been a long-standing dream of front-end developers to have a way to apply CSS to an element based on what’s happening inside that element.
Customizing Color Fonts on the Web
Color fonts provide a way to add richness to your designs without sacrificing any of the many benefits of using plain text.
The Focus-Indicated Pseudo-class :focus-visible
The “focus indicator”, as its name suggests, visually indicates (often with a kind of an outline) that an element has focus.
Wide Gamut 2D Graphics using HTML Canvas
Support for creating 2D canvases with Display P3 backing stores has been added to WebKit.
CSS Individual Transform Properties
CSS Transforms appeared on the Web along with CSS Animations and CSS Transitions to add visual effects and motion on the Web.
Dark Mode Support in WebKit
With the introduction of Dark Mode in macOS Mojave last year, web developers have been asking for support in Safari to style web content that matches the system appearance.
Designing Websites for iPhone X
The section below about safe area insets was updated on Oct 31, 2017 to reflect changes in the iOS 11.2 beta.
Responsive Design for Motion
WebKit now supports the prefers-reduced-motion media feature, part of CSS Media Queries Level 5, User Preferences.