body { font: 18px/1.4 system-ui, sans-serif; margin: 0; background: #f6f4ef; color: #1c1915; }
main { max-width: 28rem; margin: 12vh auto; padding: 0 1.25rem; }
h1 { font-size: 1.6rem; font-weight: 650; margin: 0 0 0.5rem; }
p { margin: 0 0 1.25rem; }
button { font: inherit; padding: 0.55rem 0.9rem; margin-right: 0.5rem; border: 0; border-radius: 0.5rem; background: #1c1915; color: #fff; cursor: pointer; }
button[hidden] { display: none; }