* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, sans-serif;
  background: #0f1117;
  color: #ffffff;
  display: grid;
  place-items: center;
}

main {
  text-align: center;
  padding: 40px;
}

h1 {
  font-size: 56px;
  margin: 0 0 16px;
}

p {
  font-size: 22px;
  margin: 8px 0;
  color: #c9d1d9;
}