.oc-col2, .oc-col3 {
    display: none;
}

.offercalculator {
    display: flex;
    flex-wrap: wrap;
}

.table-wrapper,
.response-wrapper {
    flex: 0 0 50%;
}

@media (max-width: 768px) {
    .table-wrapper,
    .response-wrapper {
        flex: 0 0 100%;
    }
}