.ad {
  width: max-content;
  max-width: 100%;
  padding: 0 2%;
  margin: 60px auto 0;
}
.ad--728x90 {
  display: block;
}
.ad--320x100 {
  display: none;
}

@media screen and (max-width: 867px) {
  .ad--728x90 {
    display: none;
  }
  .ad--320x100 {
    display: block;
  }
}

/*# sourceMappingURL=ad.css.map */