/* Position each of the major divs */
#nav {
  position: fixed;
  top: 0px;
  left: 0;
  width: 100%;
  height: 25px;
  z-index: 200;
  opacity: 0.95;
}

#header {
  position: static;
  z-index: 100;
}

#content {
  position: static;
  top: 25px;
  left: 0;
  bottom: 20px;
  right: 0;
  z-index: 0;
  overflow: auto;
}

#footer {
  position: fixed;
  bottom: 0;
  left: 0;
  padding-top: 6px;
  width: 100%;
  z-index: 200;
}

/* Make the menu work */
#nav ul {
  position:relative;
  display:block;
}

#nav ul li {
  position:relative;
  display:block;
}

#nav a {
  position:relative;
  display: block;
}

#nav li.submenu ul {
  position: absolute;
  display: none;
}

#nav li:hover > ul {
  display: block;
}