On-line px to em conversion page by Brian Cray. Basically, 10px is 8pt, is 0.625em. And 1em is 16px or 12pt. And 10pt is 13px, is 0.813em. Of course, these are only approximations.

EXTERNAL LINKS
PX to EM conversion
Google search page

INTERNAL LINKS
Type measurements ⦿

Luc Devroye ⦿ School of Computer Science ⦿ McGill University Montreal, Canada H3A 2K6 ⦿ lucdevroye@gmail.com ⦿ http://luc.devroye.org ⦿ http://luc.devroye.org/fonts.html