body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    max-width: 600px;
    margin: auto auto;
    padding: 20px;
    line-height: 1.6;
    color: #333;
}
h1 {
    margin-bottom: 0.5em;
}
h2 {
    margin-top: 2em;
    font-size: 1.2em;
}
a {
    color: #0066cc;
}

.chess-section {
  display: flex;
  flex-direction: column; /* default: stacked on small screens */
  gap: 1em;
}

.chess-section img {
  max-width: 50%;
  height: auto;
  border-radius: 10px;
}

/* Larger screens */
@media (min-width: 768px) {
  .chess-section {
    flex-direction: row;      /* side by side */
    align-items: flex-start;
  }

  .chess-section ul {
    max-width: 300px;
  }
}