div#dlr_couponBg {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  opacity: 0.8; /*Gecko*/
  filter:Alpha(opacity=80); /*IE 6+*/
  width: 100%;
  height: 100%;
  z-index: 99;
  /*background-color: #000; see dealer's css*/
}