Articles and resources in the CSS category. A full list of categories is also available.
Windows high contrast mode and focus outlines or: My focus indicators were inaccessible
Article posted 22nd March 2023 in Accessibility, CSS and Development
In order to make my website’s keyboard focus outlines pretty in Safari, I inadvertently broke things for people who use Windows High Contrast Mode.
Article posted 15th March 2022 in Accessibility, Apple, CSS and HTML
macOS 12.3 and iOS 15.4 landed yesterday, and with them came Safari 15.4 and some exciting new features. Here are the five that stood out to me.
Safari, focus-visible and accessibility
Article posted 14th February 2022 in Accessibility and CSS
Safari is the last browser to support the
:focus-visiblepseudo-class, and with that support comes a huge accessibility win.
Always style links with a pseudo-class
Article posted 1st October 2021 in CSS and Development
Ever wondered why we have the
:linkpseudo-class as well as the
aselector in CSS? Aren’t they doing the same thing? Turns out they’re not.
How I approach CSS: my ABC system
Article posted 3rd September 2021 in CSS and Development
CSS is easy to write but can become messy and bloated over time. A solid methodology can make maintenance much more comfortable; here’s how I do it.
Critical CSS: what it is, why it’s useful, and how it works
Article posted 19th August 2021 in CSS and Development
With Critical CSS, we can give our visitors the most important styling as early as possible and the rest when it’s ready. Here’s why and how to do it.
Sass mixins for Increased Contrast Mode (and Dark Mode)
Article posted 22nd June 2021 in CSS and Development
When I added a high contrast version of my website I used an almost-identical Sass mixin to the one I use for Dark Mode. Here’s how it works.
Using the Increased Contrast Mode CSS media query
Article posted 21st June 2021 in Accessibility, CSS, Design and Development
Satisfying the enhanced contrast AAA WCAG rule can be limiting; luckily
prefers-contrast: moreallows us more freedom with our default themes.
Fixing Safari’s HTML-only Dark Mode bug
Article posted 3rd June 2021 in Accessibility, CSS and HTML
A bug with link text colours in Safari’s HTML-only Dark Mode theme means we need a bit of extra code. Here’s how to patch things until it’s fixed.
HTML-only Dark Mode
Article posted 2nd June 2021 in Accessibility, CSS and HTML
When our CSS contains Dark Mode rules and the file fails to load, we’re left with plain old HTML. Luckily we can request Dark Mode in our markup!
Front of the frontend
Article posted 1st June 2021 in CSS, Development and HTML
Accessible responsive tables
Article posted 28th May 2021 in Accessibility, CSS, Development and HTML
Tables can be tricky to make work responsively; they can also be tricky to make accessible. Here’s a step by step guide to making your tables both!
Refining focus styles with focus-visible
Article posted 25th May 2021 in CSS and Development
:focus-visibletriggers only on keyboard focus; not on click. This can make our interfaces cleaner, but should it replace
Cleaner focus outlines with box-decoration-break
Article posted 8th April 2021 in CSS
When I changed my site’s form and button focus styles, links felt a bit left out. But discovering
box-decoration-breakhas made things consistent.
Scrollbar marker colours on macOS
Article posted 25th January 2021 in Accessibility and CSS
The other day, I realised the scroll markers were invisible on my website in Light Mode. The fix was pretty easy once I knew what was going on.
Scroll-bounce page background colour
Article posted 24th January 2021 in CSS
In most browsers, if you scroll and hit the top or bottom of the page, there’s a bounce. Did you know you can change the colour behind your page?
Why I prefer not to use CSS shorthand
Article posted 23rd December 2020 in CSS
Instead of using the
paddingdeclaration, I use the longhand
padding-right, and so on. Why? A few of good reasons: let me explain.
Form styling limitations are an accessibility issue
Article posted 27th November 2020 in Accessibility, CSS and Development
A summary of the things missing in CSS got me thinking about how lack of some form styling may have seriously damaged accessibility on the web.
Accessibility issues when removing list markers
Article posted 12th October 2020 in Accessibility, CSS and Development
If we remove the list markers from an ordered or unordered list, we’re likely to run into some issues with VoiceOver.
Custom unordered list markers, done right
Article posted 8th October 2020 in CSS and Development
Did you know you can choose any icon you like for unordered/bulleted lists with a single line of CSS? Any Unicode character; no hacky CSS!
Styling list markers the right way
Article posted 7th October 2020 in CSS and Development
Simple list styling like changing the bullets’ colour has always felt like a hack, involving a lot of CSS. But now there’s a proper way to do it!
Styling underlines with CSS
Article posted 9th September 2020 in CSS, Design and Development
border-bottomfor making your links a bit more visually engaging, here’s how to do it properly with