body {
            background-color: #f4f7fa;
        }

        h1, h2 {
            margin-top: 20px;
            font-weight: bold;
        }

        .form-control:focus {
            box-shadow: none;
            border-color: #0d6efd;
        }

        .form-section {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
            margin-bottom: 30px;
        }

        .table-section {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
        }

        .btn-custom {
            transition: all 0.2s ease;
        }

        .btn-custom:hover {
            transform: scale(1.03);
        }