/* centered500px.css
  
   use:  
   <div id='content'>
   <p>The contents of "content" will be confined to a fixed width 500 px wide 
      box centered on the page</p>
   </div>
*/
body{
  margin: 0px; padding: 0px;
  text-align: center;
}

#content{
  position: relative;
  margin: 0 auto;
  text-align: left;
  width: 500px;
  padding: 0px;
}