<h1>Favorite link styles</h1>
<section class="links">
  <!-- you can include the HTML from other pens in your pen -->
  [[[https://codepen.io/team/codepen/pen/PZOVdL/]]]
</section>

/* you can import CSS from other pens - we'll import color and typography styles from this pen */
@import url(//codepen.io/team/codepen/pen/NxwJpr.css);

.links {
  width: 90%;
  margin: 0 auto;
}

.link {
  display: inline-block;
  vertical-align: top;
  width: 100px;
  height: 34px;
  line-height: 36px;
  text-transform: uppercase;
  text-decoration: none;
  color: #fff;
  letter-spacing: 0.1em;
  text-align: center;
  font-size: 0.8rem;
  margin: 10px;
  position: relative;
 
  span {
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    text-align: center;
  }
}

.wipe, .slide, .opacity {
  border: 2px solid #fff;
  border-radius: 4px;
  overflow: hidden;
}

.opacity {
  transition: background-color 0.3s linear, color 0.3s linear;
  background: rgba(255,255,255,0);
  
  &:hover {
    color: #124a58;
    background: rgba(255,255,255,0.9);
  }
}

.wipe {
  transition: color 0.3s ease-out;
  
  &::after {
    width: 100%;
    height: 100%;
    display: block;
    background-color: #fff;
    content: " ";
    position: absolute;
    top: 0;
    transition: transform 0.2s cubic-bezier(0.215, 0.61, 0.355, 1);;
    transform: translateY(34px);
    z-index: -1;
  }
  
  &:hover {
    color: #124a58;
    
    &::after {
      transform: translateY(0px);
    }
  }
}

.underline {
  border: 2px solid transparent;
  
  &::after {
    width: 0%;
    height: 2px;
    display: block;
    background-color: #fff;
    content: " ";
    position: absolute;
    top: 34px;
    left: 50%;
    transition: left 0.2s cubic-bezier(0.215, 0.61, 0.355, 1), width 0.2s cubic-bezier(0.215, 0.61, 0.355, 1);
  }
  
  &:hover {
    &::after {
      width: 100%;
      height: 2px;
      display: block;
      background-color: #fff;
      content: " ";
      position: absolute;
      top: 34px;
      left: 0;
    }
  }
}

var $slideLink = $("#slide-link"),
    slideLinkText = $slideLink.find("span")[0];

$slideLink.on("mouseenter", linkOver);

function linkOver() {
  TweenLite.to(slideLinkText, 0.3, {y: -25, ease: Cubic.easeIn, onComplete: function() {
    TweenLite.fromTo(slideLinkText, 0.3, {y: 25}, {y: 0, ease: Cubic.easeOut})
  }});
}