.hc-calculator#hc-pipe-size {
    background: #eef2f3;
    border: 1px solid #cfd9df;
    border-radius: 12px;
    padding: 25px;
}

.hc-ps-res-val {
    color: #243b55;
    font-size: 1.8em;
}

.hc-result-item {
    border-bottom: 1px solid #cfd9df;
    padding: 10px 0;
}