<div class="svg-wrapper">
  <svg height="60" width="500" xmlns="http://www.w3.org/2000/svg">
    <rect class="shape1" height="60" width="500" />
    <rect class="shape2" height="60" width="500" />
    <div class="text">Double Border Animation</div>
  </svg>
</div>

html, body {
  background: rgb(20,20,20);
  text-align: center;
  height: 100%;
  overflow: hidden;
  margin: 0;
}
::selection {
  background: #19f6e8;
}
.svg-wrapper {
  position: relative;
  top: 50%;
  transform: translateY(-50%);
  margin: 0 auto;
  width: 500px;
}
.shape1,
.shape2 {
  stroke-dasharray: 1120;
  stroke-width: 5px;
  fill: transparent;
  stroke: #19f6e8;
  border-bottom: 5px solid black;
  transition-timing-function: linear;
  transition: stroke-dashoffset 4s, stroke-dasharray 4s;
}
.shape1 {
  stroke-dashoffset: 1120;
}
.shape2 {
  stroke-dashoffset: -1120;
}
.text {
  font-family: 'Roboto Condensed';
  font-size: 22px;
  line-height: 32px;
  letter-spacing: 8px;
  color: #fff;
  top: -48px;
  position: relative;
}
.svg-wrapper:hover .shape1,
.svg-wrapper:hover .shape2 {
  stroke-dashoffset: 0;
  stroke-dasharray: 1120;
}

// Based on Zach Saucier's animation
// https://codepen.io/Zeaklous/pen/kyGqm