/* CSS layout */

#container
{

margin-left: auto; 
margin-right: auto;
width: 50em;
-moz-border-radius: 10px;
-webkit-border-radius: 10px; 
font-family:"Calibri";
font-weight:lighter;
<style type="text/css">
}

#leftcolumn {
	
	float:left;padding:10px;

}

#rightcolumn {
	
	float:left;padding:10px;
	

}