<ul class="menu">
  <li>
    <a href="#0">
      <span>About</span>
      <span>
        <i class="fas fa-address-card" aria-hidden="true"></i>
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Projects</span>
      <span>
        <i class="fas fa-tasks" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Clients</span>
      <span>
        <i class="fas fa-users" aria-hidden="true"></i>      
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Contact</span>
      <span>
        <i class="fas fa-envelope-open-text" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
</ul>
<hr>
<ul class="menu" data-animation="to-top">
  <li>
    <a href="#0">
      <span>About</span>
      <span>
        <i class="fas fa-address-card" aria-hidden="true"></i>
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Projects</span>
      <span>
        <i class="fas fa-tasks" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Clients</span>
      <span>
        <i class="fas fa-users" aria-hidden="true"></i>      
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Contact</span>
      <span>
        <i class="fas fa-envelope-open-text" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
</ul>
<hr>
<ul class="menu" data-animation="to-right">
  <li>
    <a href="#0">
      <span>About</span>
      <span>
        <i class="fas fa-address-card" aria-hidden="true"></i>
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Projects</span>
      <span>
        <i class="fas fa-tasks" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Clients</span>
      <span>
        <i class="fas fa-users" aria-hidden="true"></i>      
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Contact</span>
      <span>
        <i class="fas fa-envelope-open-text" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
</ul>
<hr>
<ul class="menu" data-animation="to-left">
  <li>
    <a href="#0">
      <span>About</span>
      <span>
        <i class="fas fa-address-card" aria-hidden="true"></i>
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Projects</span>
      <span>
        <i class="fas fa-tasks" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Clients</span>
      <span>
        <i class="fas fa-users" aria-hidden="true"></i>      
      </span>
    </a>
  </li>
  <li>
    <a href="#0">
      <span>Contact</span>
      <span>
        <i class="fas fa-envelope-open-text" aria-hidden="true"></i>    
      </span>
    </a>
  </li>
</ul>
<footer class="page-footer">
  <small>Made with <span>❤</span> by <a href="http://georgemartsoukos.com/" target="_blank">George Martsoukos</a>
  </small>
</footer>

:root {
  --body-bg-color: #1a1c1d;
  --text-color: #aaaebc;
  --hr-color: #26292a;
  --red: #e74c3c;
}

* {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

body {
  margin: 30px 0;
  font: 22px sans-serif;
  background: var(--body-bg-color);
  color: var(--text-color);
}

hr {
  border-color: var(--hr-color);
  margin: 20px 0;
}

.menu {
  display: flex;
  justify-content: center;
}

.menu li {
  margin-right: 70px;
}

.menu a {
  position: relative;
  display: block;
  overflow: hidden;
}

.menu a span {
  transition: transform 0.2s ease-out;
}

.menu a span:first-child {
  display: inline-block;
  padding: 10px;
}

.menu a span:last-child {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
}

.menu i {
  font-size: 30px;
}

.menu a:hover span:first-child {
  transform: translateY(100%);
}

.menu a:hover span:last-child,
.menu[data-animation] a:hover span:last-child {
  transform: none;
}

/* ANIMATIONS
–––––––––––––––––––––––––––––––––––––––––––––––––– */
.menu[data-animation="to-top"] a span:last-child {
  transform: translateY(100%);
}

.menu[data-animation="to-top"] a:hover span:first-child {
  transform: translateY(-100%);
}

.menu[data-animation="to-right"] a span:last-child {
  transform: translateX(-100%);
}

.menu[data-animation="to-right"] a:hover span:first-child {
  transform: translateX(100%);
}

.menu[data-animation="to-left"] a span:last-child {
  transform: translateX(100%);
}

.menu[data-animation="to-left"] a:hover span:first-child {
  transform: translateX(-100%);
}

/* FOOTER
–––––––––––––––––––––––––––––––––––––––––––––––––– */
.page-footer {
  position: absolute;
  bottom: 10px;
  right: 10px;
  font-size: 1rem;
}

.page-footer span {
  color: var(--red);
}