body {
    margin:0;
    background:#000;
    color:#fff;
    font-family:Arial;
    text-align:center;
}

h1 {
    margin:20px;
    font-size:40px;
}

#status {
    color:red;
    margin-bottom:10px;
}

.signalBox, .performance {
    background:#0a0a0a;
    width:400px;
    margin:20px auto;
    padding:25px;
    border-radius:12px;
}

.gauges {
    display:flex;
    justify-content:center;
    gap:20px;
    flex-wrap:wrap;
}

.gaugePanel {
    background:#0a0a0a;
    padding:15px;
    border-radius:12px;
}

canvas {
    width:240px;
    height:240px;
}