:root{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;color:var(--tg-theme-text-color, #111);background:var(--tg-theme-bg-color, #fff);-webkit-font-smoothing:antialiased}body{margin:0}.screen{padding:24px 16px}.hint{color:var(--tg-theme-hint-color, #777)}