body {
  font-family: system-ui, sans-serif;
  max-width: 800px;
  margin: 0 auto;
  padding: 1rem;
}

nav {
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

nav a {
  font-weight: bold;
  text-decoration: none;
}

.post {
  display: flex;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid #eee;
}

.post-score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.vote-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0.25rem;
}

.comment {
  padding: 0.5rem 0;
  border-bottom: 1px solid #eee;
}

.comment-score {
  font-size: 0.8rem;
  color: #666;
}