gunlaug

The tools used to build, test and run a website.

Guides to CSS, browsers and accessibility, and comparisons of the hosts and builders website owners pay for. Where a page says something was tested, the results are on that page.

Accessible font sizing in CSS

Some readers set a larger default font size in their browser. We changed that setting in Chrome and Firefox and measured which CSS follows it and which ignores it.

gunlaug team · 8 Nov 2026

Dotted pixel art in copper, slate blue and near black, with broad diagonal bars crossing the frame.