/* Center ONLY the index (home) page */
body.home {
  text-align: center;
}

/* Centered page, left-aligned text (content pages) */
body.content {
  max-width: 900px;
  margin: 2rem auto;
  text-align: left;
}

body.home nav {
  margin-top: 1.5rem;
}

/* Shaded buttons – index page only */
body.home nav a {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  margin: 0.4rem;
  border: 1px solid #111;
  border-radius: 6px;
  background: #f0f0f0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
  text-decoration: none;
  color: #111;
}

body.home nav a:hover {
  background: #e6e6e6;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont,
               "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
font-size: 16px;
background-color: #fafafa;
}

nav {
  margin-bottom: 1rem;
}

nav a {
  margin-right: 1rem;
  text-decoration: none;
  color: #111;
  font-weight: 500;
}

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

pre {
  white-space: pre-wrap;
  line-height: 1.4;
}

.note {
  color: #949292;
  font-size: 0.9em;
  font-style: Arial;
  font-weight: bold;
}