<html> <head> <style> div { display: -moz-box; display: -webkit-box; display: box; } .strip { -moz-box-pack: justify; -webkit-box-pack: justify; box-pack: justify; } .black { background-color: black } .board { border:4px solid maroon; width: 350px; height: 350px; -moz-box-orient: vertical; -webkit-box-orient: vertical; box-orient: vertical; } .square { background-color: black; width: 50px; height: 50px; } .white { background-color: white; } </style> </head> <body> <p>You should see a 350x350 pixel (7 by 7) black/white checkerboard pattern below. This test is checking to see if box-pack: justify is supported.</p> <div class="board"> <div class="strip"> <div class="square"></div> <div class="square"></div> <div class="square"></div> <div class="square"></div> </div> <div class="strip black"> <div class="square white"></div> <div class="square white"></div> <div class="square white"></div> <div class="square white"></div> </div> <div class="strip"> <div class="square"></div> <div class="square"></div> <div class="square"></div> <div class="square"></div> </div> <div class="strip black"> <div class="square white"></div> <div class="square white"></div> <div class="square white"></div> <div class="square white"></div> </div> <div class="strip"> <div class="square"></div> <div class="square"></div> <div class="square"></div> <div class="square"></div> </div> <div class="strip black"> <div class="square white"></div> <div class="square white"></div> <div class="square white"></div> <div class="square white"></div> </div> <div class="strip"> <div class="square"></div> <div class="square"></div> <div class="square"></div> <div class="square"></div> </div> </div>