gentelella/vendors/select2/docs/_sass/_social.scss

// Social buttons
//
// Twitter and GitHub social action buttons.

.s2-docs-social {
  margin-bottom: 20px;
  text-align: center;
}

.s2-docs-social-buttons {
  display: inline-block;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;

  li {
    display: inline-block;
    padding: 5px 8px;
    line-height: 1;
  }

  .twitter-follow-button {
    width: 225px !important;
  }

  .twitter-share-button {
    width: 98px !important;
  }
}

// Style the GitHub buttons via CSS instead of inline attributes
.github-btn {
  overflow: hidden;
  border: 0;
}