body {
            font-family: Arial, Helvetica, sans-serif;
            background: #f4f6f3;
            margin: 0;
        }

        .header {
            background: #2e7d32;
            color: white;
            padding: 15px 30px;
            font-size: 20px;
            font-weight: bold;
        }

        .container {
            max-width: 800px;
            margin: 50px auto;
        }

        .card {
            background: white;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 20px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
        }

        .status {
            color: green;
            font-weight: bold;
        }

        .btn {
            text-decoration: none;
            color: white;
            background: #2e7d32;
            padding: 10px 15px;
            border-radius: 6px;
            display: inline-block;
            margin-top: 20px;
        }