<!DOCTYPE html> <html> <head> <style> div { -moz-column-width:200px; -moz-column-count:2; -moz-column-gap:0; border:2px solid black; height:200px; } div.gap { -moz-column-gap:80px; } span { display:inline-block; width:100px; } </style> </head> <body> <table width="1"><tr><td><div> <span></span> </div></tr></td></table> <table width="1"><tr><td><div class="gap"> <span></span> </div></tr></td></table> </body> </html>