.df-form {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.df-field-group {
    margin-bottom: 20px;
}

.df-field-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.df-field-group input,
.df-field-group select,
.df-field-group textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.df-field-group textarea {
    height: 100px;
}

.df-submit-button {
    background-color: #0073aa;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.df-submit-button:hover {
    background-color: #005177;
}

/* Hidden fields */
.df-field-group.hidden {
    display: none;
}