<!DOCTYPE html> <html> <head> <style type="text/css"> .multi-column { height: 20px; background-color: blue; } .spacer { height: 20px; } </style> </head> <body> <div class="multi-column"></div> <div class="spacer"></div> <div class="multi-column"></div> <div class="spacer"></div> <div class="multi-column"></div> </body> </html>