blog/themes/next/source/css/_common/components/post/post-widgets.styl

.social-like {
  border-top: 1px solid $gainsboro;
  font-size: $font-size-small;
  margin-top: 1em;
  padding-top: 1em;
  flex-wrap();

  a {
    border-bottom: none;
  }
}