* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  background: #f4f7fb;
  color: #172033;
  font-family: Arial, sans-serif;
}

main {
  width: min(90vw, 32rem);
  padding: 3rem;
  border: 1px solid #d7deea;
  border-radius: 8px;
  background: #ffffff;
  text-align: center;
}

h1 {
  margin: 0;
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: 0;
}