/* General container styling */
.pdflu-container {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    font-family: Arial, sans-serif;
}

/* Action buttons */
.pdflu-actions {
    display: flex;
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
}

.pdflu-action-btn {
    flex: 1;
    padding: 15px;
    border: none;
    background-color: #f1f1f1;
    color: #333;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pdflu-action-btn.active {
    background-color: #007bff;
    color: #fff;
}

/* Form styling */
.form-group {
    margin-bottom: 20px;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background-color: #28a745;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 18px;
    transition: background-color 0.3s ease;
}

/* Progress and messages */
.pdflu-progress-bar {
    width: 0;
    height: 8px;
    background-color: #ffc107;
    border-radius: 4px;
    transition: width 0.4s ease-in-out;
}