#customForm {
    width: 100%;
    max-width: 600px;
    margin: 20px auto;
}

#customForm label {
    display: block;
    margin-bottom: 8px;
}

#customForm input, #customForm select {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
}

#priceSummary {
    font-size: 18px;
    font-weight: bold;
}