User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:25.0) Gecko/20100101 Firefox/25.0 (Beta/Release) Build ID: 20131025151332 Steps to reproduce: According to https://bugzilla.mozilla.org/show_bug.cgi?id=920321#c12 this may be a platform bug Using OS X 10.9, Navigate to: http://jsfiddle.net/4MPrp/ See the fiddle's result window Actual results: There is no underline beneath the ellipsis character Expected results: The ellipsis should also have the underline