:root {
  font-family: Arial, Helvetica, sans-serif;
  color: white;
  background: red;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

.page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  text-align: center;
}

h1 {
  font-size: clamp(3rem, 12vw, 8rem);
  margin: 0;
}