body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, #efe9dc 0%, #ddd3bf 100%);
  color: #1d1d1d;
  font-family: Georgia, serif;
}

main {
  padding: 2rem 2.5rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.1);
}