body{font-family:Arial;background:#f8f8f8;margin:0}header{background:#1e1e1e;color:#fff;padding:18px;display:flex;justify-content:space-between}nav a{color:#fff;margin-left:18px;text-decoration:none}.hero{background:#333;height:60vh;color:#fff;display:flex;align-items:center;padding-left:40px}section{padding:40px;max-width:1100px;margin:auto}.btn{background:#009879;color:#fff;padding:12px 20px;text-decoration:none;border-radius:5px}footer{background:#1e1e1e;color:#fff;text-align:center;padding:20px;margin-top:40px}input,textarea{width:100%;padding:12px;margin-top:10px}