.vm-pricing-calculator {
    max-width: 500px;
    margin: 20px 0;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
}
.vm-pricing-calculator label {
    display: block;
    margin: 10px 0 5px;
}
.vm-pricing-calculator select, .vm-pricing-calculator input {
    width: 100%;
    padding: 5px;
    margin-bottom: 10px;
}