.stm_icon_links_style_6 a {
  display: inline-block;
  min-width: 30px;
  min-height: 30px;
  line-height: 28px;
  text-align: center;
  border-radius: 50%; }
  .stm_icon_links_style_6 a:not(:last-child) {
    margin-right: 15px; }
  .stm_icon_links_style_6 a i {
    font-size: 14px; }