a.button,
button.button {
  background-color: var(--res-button-bg);
  color: var(--res-button-ft);
  border-radius: 3px;
  border: none;
  background-position: top;
  transition: all 0.5s ease-out;
  text-align: center;
  padding: 0.5rem 1rem;

  &:hover {
    background-color: var(--res-button-hov-bg);
    color: var(--res-button-hov-ft);
    background-position: bottom;
  }

  &.external-link {
    padding-left: 1.3em;
  }
}