html,
body {
  background-color: #FFF3CF;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px, 8px 8px, 8px 8px;
  background-attachment: fixed;
  font-family: ui-rounded, "SF Pro Rounded", system-ui, sans-serif;
  font-size: 16pt;
  font-weight: 400;
  color: #000;
}

header,
footer {
  text-align: center;
}

main {
  margin: 0 auto;
  max-width: 42rem;
  padding: 1em;
}

img {
  max-width: 100%;
  height: auto;
}

@media (prefers-color-scheme: dark) {

  html,
  body {
    background-color: var(--tertiary-system-background-color, #1C1C1E);
    color: #FFF;
  }
}