* { box-sizing: border-box; }

body {
  margin: 0;
  background: #fff;
  color: #000;
  font: 18px/1.5 "Times New Roman", Times, serif;
}

header.site, main, footer {
  max-width: 40rem;
  margin: 0 auto;
  padding: 0 16px;
}

header.site {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  align-items: baseline;
  padding-top: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #000;
}

header.site .name { font-weight: bold; color: #000; text-decoration: none; margin-right: auto; }
header.site nav { display: flex; gap: 1rem; }

h1 { font-size: 1.6rem; margin: 1.5rem 0 0.25rem; }
h2 { font-size: 1.25rem; margin: 1.75rem 0 0.5rem; }
h3 { font-size: 1.05rem; margin: 1.25rem 0 0.25rem; }

.updated { font-style: italic; margin-top: 0; }

.brief {
  border: 1px solid #000;
  padding: 0.5rem 1rem;
  margin: 1.5rem 0;
}
.brief ul { margin: 0.25rem 0; padding-left: 1.25rem; }

li { margin: 0.25rem 0; }

dt { font-weight: bold; margin-top: 1rem; }
dd { margin: 0.25rem 0 0; }

/* Text still to be supplied before the page is published. */
mark { background: #ff0; color: #000; }

footer {
  margin-top: 2.5rem;
  padding-top: 0.5rem;
  padding-bottom: 2rem;
  border-top: 1px solid #000;
  font-size: 0.9rem;
}