body{font-family:Arial,sans-serif;margin:0;color:#1f2937}.hero{background:#0b6e4f;color:#fff;padding:64px 24px;text-align:center}main{max-width:900px;margin:auto;padding:24px}section{margin:32px 0}input,textarea{width:100%;padding:12px;margin:8px 0;border:1px solid #ccc;border-radius:8px}button{background:#0b6e4f;color:#fff;border:0;padding:12px 18px;border-radius:8px}