body {
  width: 90%;
  max-width: 60rem;
  margin: 1rem auto;
  color: #222;
  background: #f8f8f8;
  font-family: Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

header {
  padding: 1rem;
  background: #eee;
  border: 1px solid #ccc;
}

.site-name {
  font-weight: bold;
  text-transform: uppercase;
}

a {
  color: #0645ad;
}

nav {
  padding: 0.5rem;
  background: #ddd;
}

nav a {
  margin-right: 1rem;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

main {
  min-height: 60vh;
  margin: 1rem 0;
  padding: 1rem;
  background: white;
  border: 1px solid #ccc;
}

h1 {
  color: #333;
  font-size: 2rem;
  text-shadow: 1px 1px #ddd;
}

#intro {
  color: #234e82;
}

h2 {
  font-size: 1.4rem;
  border-bottom: 1px solid #bbb;
}

p {
  margin: 0.8rem 0;
}

ul {
  list-style-type: square;
  list-style-position: outside;
}

ol {
  list-style-type: decimal;
  list-style-position: outside;
}

dl {
  padding-left: 1rem;
  border-left: 2px solid #ccc;
}

dt {
  font-weight: bold;
}

dd {
  margin-bottom: 1rem;
}

.highlight {
  background: #fff6c5;
  padding: 0.2rem;
}

article {
  padding-bottom: 1rem;
  border-bottom: 1px solid #ddd;
}

img {
  max-width: 100%;
  height: auto;
}

.portrait {
  width: 10rem;
  height: 10rem;
  object-fit: cover;
  border: 1px solid #aaa;
}

figcaption {
  font-size: 0.9rem;
  font-style: italic;
}

input, textarea {
  font-family: inherit;
  max-width: 90%;
}

footer {
  padding: 0.5rem;
  text-align: center;
  border-top: 1px solid #ccc;
}