body {
  margin: 0;
  padding: 4rem 1.5rem 3rem;
  background: #f2f2f0;
  color: #111;
  font-family: system-ui, -apple-system, sans-serif;
}

main {
  max-width: 32rem;
  margin: 0 auto;
}

pre {
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.6;
  white-space: pre-wrap;
  margin: 0;
  text-align: center;   /* ← přidej tohle */
}

nav.dots {
  margin: 4rem auto 0;
  max-width: 32rem;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.6rem;
  justify-items: center;
}

nav.dots a {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #c2c2c2;
  display: block;
  text-decoration: none;
}

nav.dots a:hover {
  background: #8a8a8a;
}

nav.dots a.current {
  background: #6f6f6f;
}

nav.dots .last {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  margin-top: 0.6rem;
}