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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #333;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}

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

header h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

header nav {
  margin-top: 1rem;
}

header nav a {
  margin-right: 1rem;
  text-decoration: none;
  color: #0066cc;
}

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

main {
  margin-bottom: 3rem;
}

article {
  margin-bottom: 2rem;
}

article h2 {
  margin-bottom: 0.5rem;
}

article h2 a {
  color: #333;
  text-decoration: none;
}

article h2 a:hover {
  color: #0066cc;
}

.post-meta {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.post-content {
  margin-top: 1rem;
}

.post-content h1,
.post-content h2,
.post-content h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.post-content p {
  margin-bottom: 1rem;
}

.post-content code {
  background: #f4f4f4;
  padding: 0.2rem 0.4rem;
  border-radius: 3px;
  font-family: 'Courier New', monospace;
}

.post-content pre {
  background: #f4f4f4;
  padding: 1rem;
  border-radius: 5px;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.post-content pre code {
  background: none;
  padding: 0;
}

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 2px solid #eee;
  text-align: center;
  color: #666;
  font-size: 0.9rem;
}

.posts-list {
  list-style: none;
}

.posts-list li {
  margin-bottom: 1.5rem;
}