.hc-btn-secondary {
    background: #ecf0f1;
    color: #34495e;
    border: 1px solid #bdc3c7;
    padding: 8px 15px;
    border-radius: 6px;
    cursor: pointer;
    width: 100%;
}
#hc-noise .hc-result-value {
    color: #2c3e50;
}