<div id="wrapper"> <div id="content"> <div id="slider">slider</div> <div id="left">left</div> <div id="right">right</div> <div class="clear"></div> <!-- THIS --> </div> </div>
#wrapper { background: blue; width: 390px; margin: 0 auto; } #content { width: 390px; height: auto; } #slider { width: 390px; /* slider jquery */ height: auto; } #left { float: left; width: 190px; } #right { float: right; width: 190px; } .clear { clear:both; }