body{font-family:Arial,sans-serif;background:#f3f6f4;margin:0;color:#1f2d2b}header{background:#0d3b33;color:white;padding:28px;text-align:center}header h1{color:white}main{max-width:940px;margin:28px auto;background:white;padding:28px;border-radius:12px;box-shadow:0 2px 12px #0002}h1,h2{color:#0d3b33}.btn{display:inline-block;background:#0d3b33;color:white;padding:12px 18px;border-radius:8px;text-decoration:none;border:0;cursor:pointer;margin:8px 8px 8px 0}.btn2{background:#607d75}label{display:block;font-weight:bold;margin-top:14px}input,select,textarea{width:100%;padding:10px;border:1px solid #ccd7d2;border-radius:6px;margin-top:6px;box-sizing:border-box}textarea{min-height:120px}.box{background:#e9f3ef;border-left:5px solid #0d3b33;padding:14px;margin:16px 0}.warn{background:#fff3cd;border-left:5px solid #cc9900;padding:14px;margin:16px 0}table{width:100%;border-collapse:collapse;margin-top:16px}td,th{border:1px solid #ddd;padding:9px;text-align:left}th{background:#e9f3ef}footer{text-align:center;color:#687;padding:20px;font-size:12px}