body {
  max-width: 40em;
  margin: 0 auto;
  padding: 0 1em 2em;
  line-height: 1.5;
  font-family: Georgia, "Times New Roman", serif;
  color: #111;
}

header {
  margin: 1.25em 0 1.5em;
  padding-bottom: 0.75em;
  border-bottom: 1px solid #ccc;
}

header .site-title {
  font-size: 1.15em;
  margin: 0 0 0.35em;
  font-weight: normal;
}

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

header .site-title a:hover {
  text-decoration: underline;
}

nav {
  font-size: 0.9em;
  line-height: 1.7;
}

nav a {
  color: #0645ad;
}

nav .nav-home {
  display: block;
  margin-bottom: 0.35em;
  color: #555;
}

main h1 {
  font-size: 1.6em;
  font-weight: normal;
  margin: 0 0 0.75em;
}

main h2 {
  font-size: 1.2em;
  font-weight: normal;
  margin: 1.5em 0 0.5em;
}

main h3 {
  font-size: 1.05em;
  font-weight: normal;
  margin: 1.25em 0 0.4em;
}

main p {
  margin: 0.75em 0;
}

main ul {
  padding-left: 1.4em;
}

main li {
  margin: 0.35em 0;
}

main a {
  color: #0645ad;
}

footer {
  margin-top: 2.5em;
  padding-top: 0.75em;
  border-top: 1px solid #ccc;
  font-size: 0.9em;
  color: #555;
}