body {
            background: #10B4F9;
            font-family: Arial, sans-serif;
        }
        table {
            background: #fff;
            margin: 20px auto;
            width: 90%;
            border-collapse: collapse;
        }
        th, td {
            padding: 10px;
            border: 1px solid #333;
            text-align: center;
        }
        th {
            background-color: #eee;
        }
        .form {
            text-align: center;
            margin-top: 30px;
        }
        .textfield {
            padding: 8px;
            width: 200px;
            margin: 10px;
        }
        .btn {
            padding: 10px 18px;
            background-color: #3937F0;
            color: #fff;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 16px;
        }
        h3 {
            color: white;
            text-align: center;
            margin-top: 30px;
        }
        .print-btn {
            text-align: center;
            margin-top: 20px;
        }
        .print-btn button {
            padding: 8px 16px;
            background-color: #28a745;
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 16px;
            cursor: pointer;
        }