title: CSS: Stopping div pushing content
body: <p>I'm trying to implement a CSS menu and am having a problem with the menu pushing the other content/divs down when the menu expands.</p>
  
  <p><a href="http://www.confetti.ie/index2.aspx" rel="noreferrer">http://www.confetti.ie/index2.aspx</a></p>
  
  <p>Can anyone tell me what CSS I need to stop the main body content being pushed when the menu expands?</p>