body {
  max-width: 70ch;     /* or 960px */
  margin-inline: auto;
  padding-inline: 1rem;
}

header h1 {
	font-size: 2.2em;
}
nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

nav ul li {
  display: inline;
}

nav ul li::after {
  content: " |";
}

nav ul li:last-child::after {
  content: "";
}

time {
	font-style: italic;
}