body {
            background: #f5f5f5;
        }

        .card {
            border-radius: 15px;
            margin-top: 25px;
        }

        .preview {
            width: 250px;
            height: 250px;
            border: 2px dashed #ccc;
            border-radius: 10px;
            object-fit: contain;
            background: white;
            padding: 5px;
        }

        .status {
            font-size: 22px;
            font-weight: bold;
        }

        .barcode {
            font-size: 24px;
            font-weight: bold;
            text-align: center;
            height: 60px;
        }

        .btnsave {
            height: 55px;
            font-size: 22px;
        }