:root{font:16px/1.5 system-ui;color:#171716;background:#efeee9}body{margin:0}main{max-width:850px;margin:5vh auto;padding:30px;background:#fff;border-radius:16px}.brand{font-weight:800;letter-spacing:.06em}.lang{float:right}textarea{box-sizing:border-box;width:100%;min-height:270px;padding:14px;font:14px/1.45 ui-monospace,monospace}button,a.cta{display:inline-block;margin:14px 10px 0 0;padding:10px 15px;border:0;border-radius:7px;color:white;background:#171716;text-decoration:none}pre{white-space:pre-wrap;overflow:auto;background:#eee;padding:14px}@media(max-width:880px){main{margin:0;border-radius:0;min-height:100vh;padding:18px}.lang{float:none;display:block}}