footer {
  position: fixed;
  display: flex;
  align-items: center;
  height: 45px;
  width: 100%;
  border-top: solid #000 1px;
  background-color: #fff;
  color: #000;
  bottom: 0;
}

footer a {
  padding: 0 1rem 0 1rem;
  padding-left: var(--left-padding);
}



@media screen and (max-width: 640px) {
  footer a {
    font-size: .7rem;
    padding: 0 .5rem 0 .5rem;
  }

  footer {
    height: 25px;
  }
}