https://bugzilla.wikimedia.org/show_bug.cgi?id=25257
Summary: specifying font size in pixels (px) diminishes usability Product: MediaWiki Version: unspecified Platform: All OS/Version: All Status: NEW Keywords: accessibility Severity: normal Priority: Normal Component: Vector Skin AssignedTo: tpars...@wikimedia.org ReportedBy: aishood...@qk.mine.nu CC: asha...@wikimedia.org # Sizing fonts and sizing by font metrics The only way the WWW author has to know the what size of type is well readable by a user is the default size selected by the user. When a font is displayed at a size smaller than the user's default font size, that creates a usability and accessibility problem. This is more widespread a problem than only affecting those who's eyesight is so poor that they count as disabled. Screen resolution, in the sense of dots per inch (DPI), will determine how much space on the display a glyph occupies, making measurements in pixels (px) an especially ineffective unit to use in specifying typeface size. ## Units and methods for typeface sizing Relevant information about the (CSS properties is at)[http://www.w3.org/TR/2009/CR-CSS2-20090908/fonts.html#font-size-props] See also: (Chapter 4 : The amazing em unit and other best practices)[http://www.w3.org/WAI/GL/css2em.htm] The Wikipedia entry on em is illuminating. -- Configure bugmail: https://bugzilla.wikimedia.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. _______________________________________________ Wikibugs-l mailing list Wikibugs-l@lists.wikimedia.org https://lists.wikimedia.org/mailman/listinfo/wikibugs-l