.after-main-ad {

  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin:2rem 0;

}

.after-main-ad iframe {
  display: block;
  margin: 0 auto;
  width: 100%;
  max-width: 728px;
  height: 90px;
  border: none;
  overflow: hidden;
}

.after-main-ad>div {

  display: block;
  margin-left:0;
  margin-right:0;

}

.after-main-ad>a {

  display: block;
  margin-left:0;
  margin-right:0;

}