html,
body {
  margin: 0;
  height: 100%;
}

body {
  display: grid;
  grid-template-rows: 1fr 300px 1fr;
  background-color: #005404;
  color: #fff;
  font-family: 'IBM Plex Mono', monospace;
}

.content {
  display: flex;
  grid-row: 2 / 3;
  justify-content: center;
  align-items: center;
  width: 100%;
  font-size: x-large;
}

span {
  margin-left: 0.5rem;
}