<!DOCTYPE html> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html> <head><meta charset="UTF-8"> <title>Reference: display:contents with orthogonal writing-mode</title> <style type="text/css"> div { display:inline-block; } span { width: 0; border: 1px solid; } </style> </head> <body> <div style="display:inline-block"><span>a b c</span></div> </body> </html>