:root { font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
body { margin: 0; padding: 8px 12px; font-size: 18px; }
h1 { font-size: 22px; margin: 8px 0 12px; }
pre { font-size: 18px; line-height: 1.6; white-space: pre-wrap; } /* переносы строк для мобилок */
pre a { display: inline-block; padding: 8px 6px; text-decoration: none; }
pre a:hover { text-decoration: underline; }
@media (max-width: 600px) {
    body, pre { font-size: 20px; }
    pre a { padding: 10px 8px; }
}