#pbtec-configurador {
    max-width: 600px;
    margin: auto;
    padding: 20px;
    background: #111;
    color: #fff;
    border-radius: 10px;
}

.pbtec-campo {
    margin-bottom: 20px;
}

select {
    width: 100%;
    padding: 10px;
}

.pbtec-total {
    margin-top: 20px;
    font-size: 22px;
    font-weight: bold;
}