:root {
  color-scheme: light;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
  background: var(--brand-background);
  color: var(--brand-text);
  line-height: 1.5;
}

header,
main,
footer {
  margin-inline: auto;
  max-width: 72rem;
  padding: var(--brand-spacing);
}

header {
  background: var(--brand-surface);
  border-bottom: 4px solid var(--brand-primary);
}

section {
  margin-block: var(--brand-spacing);
}

main > section {
  background: var(--brand-surface);
  border-radius: var(--brand-radius);
  box-shadow: var(--brand-shadow);
  padding: var(--brand-spacing);
}

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

a {
  color: var(--brand-primary);
}