#stage {
  top: 0;
  left: 0;
  bottom:0;
  z-index: 100;
  height: 100%;
}

.stage {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 500px;
  overflow: hidden;
}

#clouds {
  background: url(../img/clouds.gif) 0 0 repeat-x;
}