body {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
  color: #fff;
  background: #000;
  font: 16px/1.6 "Space Mono", monospace;
}

header,
section,
footer {
  margin-bottom: 64px;
}

header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
}

header strong {
  font-size: 0.875rem;
}

nav {
  display: flex;
  gap: 16px;
}

nav a {
  font-size: 0.8125rem;
}

h1 {
  margin: 0 0 8px;
  font-size: 2rem;
  line-height: 1.25;
}

h2 {
  margin: 32px 0 4px;
  font-size: 1.125rem;
  line-height: 1.3;
}

p {
  margin-top: 0;
}

a {
  color: inherit;
}

.brand {
  font-size: 1.2rem;
  text-decoration: none;
}

.availability,
.date,
footer {
  color: #999;
  font-size: 0.875rem;
}