<html> <head> <title>Div example</title> </head> <body> <style type="text/css"> .container{ width: 366px; float: left; clear: left; border: 1px dotted; } .left { float: left; width: 120px; height: 40px; border: 1px solid; } </style> <div class="container"> <div class="left"> 1 </div> <div class="left"> 2 </div> <div class="left"> 3 </div> </div> <div class="container"> <div class="left"> 4 </div> <div class="left"> 5 </div> <div class="left"> 6 </div> </div> <div class="container"> <div class="left"> 7 </div> <div class="left"> 8 </div> <div class="left"> 9 </div> </div> </body> </html>