body {
  max-width: 65ch;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

header nav menu {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  padding-top: 1rem;
}

header nav ol {
  display: flex;
  flex-wrap: wrap;
  padding-top: 1rem;
  list-style: none;
}

header nav ol li:not(:last-child)::after {
  margin: 0 0.5rem;
}

main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

footer {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  padding: 1rem;
}

ul {
  padding-left: 1.5rem;
  list-style: none;
}

ul li::before {
  left: -1.5rem;
}