footer {
  margin-top: auto;
  padding: 0;
  font-size: 0.8em;
  background-color: #eeeeee;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
}

footer > div.footer-container {
  display: grid;
  align-items: end;
}

footer > div > ul {
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: hidden;
}

footer > div > ul > li > a {
  display: block;
  text-align: center;
  padding: 10px 10px;
  border-right: 5px solid #e03528;
  text-decoration: none;
}

footer > div > ul > li > a:hover {
  background-color: #2f4858;
  color: #ffffff;
}

footer > div > ul> li > a.active {
  background-color: #2f4858;
  color: #ffffff;
}

nav > div > .footer-menu {
  clear: both;
  max-height: 0;
}



/* 48em = 768px */

@media (min-width: 48em) {
  footer {
    max-width: 1600px;
    margin: auto auto 0 auto;
    grid-template-columns: 1fr;
  }
  footer > div > ul {
    display: flex;
    justify-content: flex-end;
  }
  footer > div > ul > li > a {
    padding: 10px 30px;
  }
  footer > div > .footer-menu {
    clear: none;
    max-height: none;
  }
}