.main_collection_hero_class {
  padding-top: 50px;
}
.collection_media_class img {
  border-radius: 40px;
}

@media only screen and (max-width: 768px) {
  .collection_media_class img {
    border-radius: 20px;
  }
  .main_collection_hero_class {
    padding-top: 20px;
  }
}