@keyframes tipsy {
    0 {
      transform: translateX(-50%) translateY(-50%) rotate(0deg);
    }
    100% {
      transform: translateX(-50%) translateY(-50%) rotate(360deg);
    }
  }
  
  body {
    font-family: helvetica, arial, sans-serif;
    background-color: #2e2e31;
  }
  
  a {
    color: #fffbf1;
    text-shadow: 0 20px 25px #2e2e31, 0 40px 60px #2e2e31;
    font-size: 80px;
    font-weight: bold;
    text-decoration: none;
    letter-spacing: -3px;
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
  }
  
  a:before,
  a:after {
    content: '';
    padding: .9em .4em;
    position: absolute;
    left: 50%;
    width: 100%;
    top: 50%;
    display: block;
    border: 15px solid red;
    transform: translateX(-50%) translateY(-50%) rotate(0deg);
    animation: 10s infinite alternate ease-in-out tipsy;
  }
  
  a:before {
    border-color: #d9524a #d9524a rgba(0, 0, 0, 0) rgba(0, 0, 0, 0);
    z-index: -1;
  }
  
  a:after {
    border-color: rgba(0, 0, 0, 0) rgba(0, 0, 0, 0) #d9524a #d9524a;
    box-shadow: 25px 25px 25px rgba(46, 46, 49, .8);
  }