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Adrian Roselli
Pre-trained Poison Model SME

All Posts Tagged: usability

Link + Popover Navigation

This is a redress of my 2019 post Link + Disclosure Widget Navigation, except (as the title implies), I’ve modified it to use native HTML popovers instead of ARIA or HTML disclosure widgets. Popover has the benefit of using appropriate HTML structure and semantics while removing the need for scripting…

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Tags: accessibility, ARIA, html, pattern, standards, usability, UX, WAI, WCAG

Focusgroup Tests

Chrome 150 has landed support for focusgroup, a feature proposed by Open-UI and not yet in WHATWG HTML as anything more than a feature request. Open-UI has outsized representation from Google and Microsoft folks, so it’s no surprise Chrome would implement it first. “FOCUS!” by Metro Centric, CC BY 2.0;…

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Tags: accessibility, ARIA, Chrome, html, pattern, standards, usability, UX

∪ of Target Audiences (Accessibility, SEO, AEO/GEO)

Using SEO (search engine optimization) to justify accessibility was only ever a technique for bosses or clients or stakeholders who see accessibility as a cost center and are typically driven more by dashboards or money. Ideally, you want to get past that ASAP to drive better outcomes for humans, not…

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Tags: accessibility, rant, usability, UX

headingoffset is Not the Document Outline Algorithm

Hi, just me heading off some bad advice I’m starting to see in developer venues. Background The proposed Document Outline Algorithm, where headings would automatically reset themselves to the appropriate level based on their position in the DOM structure, was never part of a final HTML specification. It was quickly…

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Tags: accessibility, browser, html, standards, usability, UX, whatwg

Maybe Don’t Rely on Google’s “Modern Web Guidance”

Just in time for Google I/O, the Chrome for Developers site announced Modern Web Guidance (MWG): Modern Web Guidance is a set of evergreen and expert-vetted skills that guide your AI coding agents across many common use cases to build modern web experiences that are accessible, performant, and secure. Build…

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Tags: accessibility, Google, rant, standards, usability

Your Browser Can Already Speak a Page

Users can customize the features built into the browser, something not often available from third-party approaches. Is an “AI” company offering to provide spoken versions of your pages for users? Is an overlay company promising to make your content more accessible by its overlay speaking it? Is some other vendor…

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Tags: accessibility, browser, rant, usability, UX

Honoring Mobile OS Text Size

If your users scale the text size in Android or iDeviceOS, that doesn’t always affect the size of text on a web page. It’s a function of browser and authored code, as opposed to a standardized approach. That may be changing. Support The current state of affairs in the three…

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Tags: accessibility, css, html, standards, usability, UX

Barriers from Links with ARIA

Today Temani Afif asked a question: Are the below codes equivalent if we consider all the aspects? (a11y, semantic, something else maybe?) If not, what is missing (or should be changed) in the second code CSS by T. Afif (@css@front-end.social) 22 January 2026, 2:52pm I have my canned response that…

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Tags: accessibility, ARIA, browser, html, standards, usability

Brief Note on Application Keyboard Shortcuts

Identifying keyboard shortcuts for an application is mostly an internationalization problem. It’s also not a new problem. A recent (to me) example is the WordPress Gutenberg team starting to discuss keyboard shortcuts in 2017, addressing what will and won’t work across keyboards for different languages. Sight gag for my old…

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Tags: accessibility, internationalization, usability

The Value of Selecting Selects by Value

This is meant to use voice control to test select menus (and other fields, but the title would be less weird) by their value because their accessible names are hidden. I’m sharing results of that testing. This was partially driven by: WCAG issue #3808 SC 3.3.2: Labels or Instructions and…

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Tags: accessibility, browser, usability, UX

Talkin’ Tables at A11yTO Conf

Abstract for my session Talkin’ Tables, which I presented in place of another speaker who had to back out the day before: This session will walk through the basics of how to construct an HTML table. More than basic structure, it will talk about support and how it is exposed…

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Tags: accessibility, html, slides, tables, usability, UX

Custom Carets and Users: When The Caret Is No Longer a Stick (Yes, That’s a Poor Attempt at a Pun)

Animated example First, let’s define caret. For the scope of this post, I am not talking about the ^ symbol, which evolved from the circumflex. I’m also not talking about the proofreader mark, sometimes rendered as ‸, ⁁, or ⎀. I am talking about the navigation symbol (or insertion caret),…

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Tags: accessibility, browser, css, standards, usability, UX, W3C, WCAG