body {
  background: #222;
  color: #f0f0f0;
}

#messenger {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: monospace;
  font-size: 20px;
  white-space: nowrap;
  text-shadow: 0 2px 2px rgba(#000, 0.9);
}