<!doctype html> <html lang="ur"> <meta charset="utf-8"> <title>Tests that system-ui font-family for Urdu differs from Arabic</title> <link rel="help" href="https://drafts.csswg.org/css-fonts/#system-ui-def"> <link rel="author" title="Jonathan Kew" href="mailto:jkew@mozilla.com"> <link rel="mismatch" href="system-ui-ar.html"> <link rel="stylesheet" href="/fonts/ahem.css"> <style> @font-face { font-family: noto-naskh; src: url(/fonts/noto/NotoNaskhArabic-regular.woff2), url(/fonts/noto/NotoNaskhArabic-regular.ttf); size-adjust: 50%; /* cause mismatch even if system-ui maps to Noto Naskh */ } p { font-family: Ahem, system-ui, noto-naskh, serif; font-size: 4em; } </style> <p>سلام</p>