*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Vazirmatn", system-ui, sans-serif;
  background: #f3f4f6;
  color: #111827;
}

.demo-page {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1rem;
  padding-bottom: 2rem;
}

.demo-page h1 {
  font-size: 1.5rem;
  font-weight: 500;
  margin: 0 0 1rem;
}

.demo-page p {
  margin: 1rem 0 0;
  color: #4b5563;
  font-size: 0.9375rem;
}

@media (min-width: 640px) {
  .demo-page {
    padding: 1.5rem;
  }
}