div.block.block-share-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin: 0px;
}
div.block.block-share-buttons a {
  display: block;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--wp--preset--color--primary);
  border-radius: 60px;
}