#content, #adContainer {
  position: fixed;
  display:block;
  width: 100%;
  height: 100%;
  top:0;
  left:0;
  z-index:1;
  background-color: rgba(0,0,0,1.0);
}

#contentElement {
  width: 100%;
  height: 100%;
  top:0;
  left:0;
}