div.wc-pyp-price-options {
    padding: 10px;
    margin-bottom: 20px;
}

div.wc-pyp-price-options h3 {
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 500;
}

div.wc-pyp-price-options input[type="number"] {
    margin-top: 5px;
    padding: 5px;
    width: 100px;
}

div.wc-pyp-price-options br {
    margin-bottom: 5px;
}