:root{color:#1a1a1a;background:#fff;font-family:system-ui,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:#fff;margin:0}button{cursor:pointer;font:inherit;background:#fff;border:1px solid #888;border-radius:6px;padding:6px 12px}input{font:inherit;border:1px solid #bbb;border-radius:6px;padding:10px 12px}a{color:#0b6}