.ad-tag {
  background: url('../images/annons1.png') no-repeat;
  display: block;
  height: 11px;
  text-indent: -999999px;
  white-space: nowrap;
  width: 49px;
}

.interstitial {
  height: 0;
}

div.responsive-ad * {
    text-align: center;
}