metamask-extension/ui/components/app/collectible-details/index.scss

.collectible-details {
  display: flex;
  flex-direction: column;

  @media screen and (min-width: $break-large) {
    display: flex;
    flex-direction: row;
  }

  &__address {
    overflow-wrap: break-word;
  }
}

.collectible-options {
  &__button {
    font-size: $font-size-paragraph;
    color: $Black-100;
    background-color: inherit;
    padding: 2px 0 2px 8px;
  }

  &__icon {
    font-weight: 900;
  }
}