.advert-desktop {
  overflow: hidden;
}
.advert-desktop.advert-desktop-square {
  max-width: 300px;
}
.advert-desktop.advert-desktop-double-skyscraper {
  max-width: 300px;
  overflow: auto;
}
.advert-desktop.advert-desktop-rectangle {
  max-width: 480px;
}
.advert-desktop.advert-desktop-billboard-bottom {
  max-width: 970px;
}
.advert-desktop.advert-desktop-leaderboard {
  max-width: 998px;
}

.advert-mobile {}
.advert-mobile.advert-mobile-rectangle {}