.hc-calculator#hc-grill-size {
    background: #fdfdfd;
    border: 1px solid #37474f;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.hc-result-item strong {
    color: #263238;
    font-size: 1.6em;
}

.hc-result-note {
    font-size: 0.85em;
    color: #455a64;
    margin-top: 15px;
    padding-top: 10px;
    border-top: 1px solid #cfd8dc;
    text-align: center;
}