body {
  font-family: "Raleway", sans-serif;
}

header.header {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  transform: translateY(-50%);
}
header.header h1 {
  font-size: 8rem;
  color: #FFFFFF;
  text-align: center;
  margin-top: 0;
  text-transform: uppercase;
  font-weight: 900;
}

.glitch-window {
  position: absolute;
  top: 0;
  left: -2px;
  width: 100%;
  color: #FFFFFF;
  text-shadow: 2px 0 #f9f8f8, -1px 0 yellow, -2px 0 green;
  overflow: hidden;
  animation: crt-me 2500ms infinite linear alternate-reverse;
}

@-webkit-keyframes crt-me {
  0% {
    clip: rect(31px, 9999px, 94px, 0);
  }
  10% {
    clip: rect(112px, 9999px, 76px, 0);
  }
  20% {
    clip: rect(85px, 9999px, 77px, 0);
  }
  30% {
    clip: rect(27px, 9999px, 97px, 0);
  }
  40% {
    clip: rect(64px, 9999px, 98px, 0);
  }
  50% {
    clip: rect(61px, 9999px, 85px, 0);
  }
  60% {
    clip: rect(99px, 9999px, 114px, 0);
  }
  70% {
    clip: rect(34px, 9999px, 115px, 0);
  }
  80% {
    clip: rect(98px, 9999px, 129px, 0);
  }
  90% {
    clip: rect(43px, 9999px, 96px, 0);
  }
  100% {
    clip: rect(82px, 9999px, 64px, 0);
  }
}

@keyframes crt-me {
  0% {
    clip: rect(31px, 9999px, 94px, 0);
  }
  10% {
    clip: rect(112px, 9999px, 76px, 0);
  }
  20% {
    clip: rect(85px, 9999px, 77px, 0);
  }
  30% {
    clip: rect(27px, 9999px, 97px, 0);
  }
  40% {
    clip: rect(64px, 9999px, 98px, 0);
  }
  50% {
    clip: rect(61px, 9999px, 85px, 0);
  }
  60% {
    clip: rect(99px, 9999px, 114px, 0);
  }
  70% {
    clip: rect(34px, 9999px, 115px, 0);
  }
  80% {
    clip: rect(98px, 9999px, 129px, 0);
  }
  90% {
    clip: rect(43px, 9999px, 96px, 0);
  }
  100% {
    clip: rect(82px, 9999px, 64px, 0);
  }
}