* {
  box-sizing: border-box;
}

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

body {
  display: flex;
  padding: 3rem;
  max-width: 56rem;
  flex-direction: column;
}

main {
  flex: 1;
}

header,
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

section ol {
  padding: 0;
  list-style: none;
}

@media (max-width: 48rem) {
  body {
    padding: 1rem;
  }

  footer {
    gap: 1rem;
    flex-direction: column;
    justify-content: flex-start;
  }
}