body {
  margin: 0;
}

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(12, 12, 20, 0.12);
}

.site-name {
  font-size: 1.75rem;
  font-weight: bold;
  line-height: 1.2;
  text-decoration: none;
  color: inherit;
}

.site-name h1 {
  margin: 0;
  font: inherit;
}

.site-name a {
  color: inherit;
  text-decoration: none;
}

.site-nav {
  font-size: 1.125rem;
}

.site-nav a {
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  font-weight: bold;
}

main {
  padding: 1.25rem 1.5rem;
  max-width: 42rem;
}

h1.page-lead {
  font-size: 1rem;
  font-weight: bold;
  line-height: 1.4;
}