:root { color-scheme: dark; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; background: #101010; color: #d8d8d8; font: 16px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; }
pre { margin: 0; text-align: center; }
a { color: #8fb3ff; text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: #7a7a7a; }
.screen { width: min(560px, 86vw); aspect-ratio: 16 / 9; display: grid; place-items: center; border: 1px solid #2a2a2a; background: #0b0b0b; margin: 0 auto 1.5em; }
nav { margin-top: 2em; font-size: 14px; }