.pw-installments, .pw-discount, .pw-shortcode {
    margin-top: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    background-color: #f9f9f9;
}

.pw-installments h3, .pw-discount p, .pw-shortcode h3 {
    margin: 0 0 10px;
    font-size: 18px;
    color: #333;
}

.pw-installments ul, .pw-shortcode ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pw-installments li, .pw-shortcode li {
    margin-bottom: 5px;
    font-size: 16px;
    color: #555;
}