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

body {
  display: grid;
  min-height: 100vh;
  place-items: center;
  background: #f7f8fa;
  color: #ff0000;
  font-family: Arial, Helvetica, sans-serif;
}

main {
  font-size: clamp(3rem, 9vw, 6rem);
  font-weight: 700;
  text-align: center;
}