#main { width:768px; margin-left:auto; margin-right:auto; background-color: white; margin-top:20px; 
margin-bottom:20px;}
#header {background-color:white; width:768px; margin-left:auto; margin-right:auto;}
#footer { background-color:white; width:768px; margin-left:auto; margin-right:auto;}

/*---page---*/
#wrapper {background-color:white; float:none;}
#wrapper .column{ width:230px; float:left; }
#wrapper .column_1{ width:230px; float:left; }
#wrapper .column_2{ width:230px; float:left; }

#wrapper .full_column{ width:705px; float:left; }

/*---// page---*/