body {
  background-color: #6667ab;
  color: #ffffff;
  font-family: "Helvetica", "Arial", sans-serif;
}

.deadCenter {
  position: fixed; /* or absolute */
  top: 50%;
  left: 50%;
  text-align: center;
  /* bring your own prefixes */
  transform: translate(-50%, -50%);
}