body {
  padding: 50px;
  font: 14px 'Lucida Grande', Helvetica, Arial, sans-serif;
  width: auto;
  height: 100vh;
}

a {
  color: #00b7ff;
}

.loader-background {
  background-color: black;
  padding: 0px;
  display: flex;
}

.loader-line {
  width: 100px;
  height: 4px;
  position: relative;
  overflow: hidden;
  background-color: #006a6a;
  margin: auto auto;
}

.loader-line:before {
  content: '';
  position: absolute;
  left: -50%;
  height: 4px;
  width: 5%;
  background-color: white;
  -webkit-animation: lineAnim 1s linear infinite;
  -moz-animation: lineAnim 1s linear infinite;
  animation: lineAnim 1s linear infinite;
}

@keyframes lineAnim {
  0% {
    left: -40%;
  }
  50% {
    left: 20%;
  }
  100% {
    left: 100%;
  }
}