/* Keep stacked Font Awesome icons centered inside their circles in the footer. */
footer .footer-links .fa-stack {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

footer .footer-links .fa-stack .fa-stack-1x,
footer .footer-links .fa-stack .fa-stack-2x {
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}