.block ul.social_links-list  {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.content ul li.social_links-link {
  list-style-type: none;
  display: inline;
}

.social_links-link a {
  margin-right: 5px;
  padding: 0.3em 5px;
}

.social_links-link img {
  vertical-align: middle;
  margin-right: 0.2em;
}