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

body {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.7;
  color: #1a1a1a;
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem;
  background: #fafaf8;
}

header {
  margin-bottom: 3rem;
  border-bottom: 2px solid #1a1a1a;
  padding-bottom: 1rem;
}

header h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

header p {
  color: #555;
  font-style: italic;
}

.newsletter-card {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #ddd;
}

.newsletter-card h2 {
  font-size: 1.35rem;
  margin-bottom: 0.25rem;
}

.newsletter-card h2 a {
  color: #1a1a1a;
  text-decoration: none;
}

.newsletter-card h2 a:hover {
  text-decoration: underline;
}

.newsletter-card time {
  display: block;
  font-size: 0.85rem;
  color: #888;
  margin-bottom: 0.5rem;
}

.newsletter-card p {
  margin-bottom: 0.5rem;
}

.tag {
  display: inline-block;
  background: #eee;
  color: #555;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-size: 0.75rem;
  margin-right: 0.25rem;
}

/* Newsletter article page */
article.newsletter {
  margin-top: 1rem;
}

article.newsletter h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

article.newsletter h3 {
  font-size: 1.2rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

article.newsletter p {
  margin-bottom: 1rem;
}

article.newsletter ul {
  margin: 0.5rem 0 1rem 1.5rem;
}

article.newsletter li {
  margin-bottom: 0.35rem;
}

article.newsletter table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
}

article.newsletter th,
article.newsletter td {
  border: 1px solid #ccc;
  padding: 0.5rem;
  text-align: right;
}

article.newsletter th {
  background: #f0f0f0;
  text-align: left;
}

article.newsletter td:first-child {
  text-align: left;
}

.back-link {
  display: inline-block;
  margin-bottom: 1rem;
  color: #555;
  text-decoration: none;
  font-size: 0.9rem;
}

.back-link:hover {
  text-decoration: underline;
}

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid #ddd;
  color: #888;
  font-size: 0.8rem;
}