* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  color: #333;
  max-width: 650px;
  margin: 0 auto;
  padding: 40px 20px;
  line-height: 1.6;
  font-size: 16px;
}

header {
  margin-bottom: 30px;
}

header h1 {
  font-size: 20px;
  font-weight: normal;
  margin-bottom: 8px;
}

header h1 a {
  color: #333;
  text-decoration: none;
}

nav {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 14px;
}

nav a {
  color: #4a7bb5;
  text-decoration: none;
  margin-right: 12px;
}

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

nav a.active {
  color: #333;
  font-weight: 600;
}

main {
  margin-top: 30px;
}

h2 {
  font-size: 18px;
  font-weight: normal;
  margin-top: 30px;
  margin-bottom: 10px;
}

p {
  margin-bottom: 16px;
}

a {
  color: #4a7bb5;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul {
  list-style: none;
  padding: 0;
}

ul li {
  margin-bottom: 6px;
}

.book-great {
  background-color: #d4edda;
  padding: 2px 4px;
}

.book-good {
  background-color: #d6eaf8;
  padding: 2px 4px;
}

.photo-placeholder {
  width: 120px;
  height: 120px;
  background: #e0e0e0;
  border-radius: 4px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: sans-serif;
  font-size: 12px;
  color: #999;
}

.elsewhere a {
  margin-right: 14px;
}

.section {
  margin-bottom: 30px;
}

@media (max-width: 480px) {
  body {
    padding: 20px 16px;
  }
  nav a {
    margin-right: 8px;
    font-size: 13px;
  }
}