body {
  padding: clamp(48px, 9vh, 80px) clamp(8px, 2vw, 32px) clamp(32px, 6vh, 64px);
}

.page {
  max-width: 640px;
}

.card {
  padding: clamp(12px, 3vw, 36px);
}

.card iframe {
  display: block;
  width: 100%;
  border: 0;
}