body {
    font-family: Arial;
    padding: 20px;
}

table {
    border-collapse: collapse;
    margin-top: 20px;
    margin-bottom: 30px;
}

table th,
table td {
    border: 1px solid #ccc;
    padding: 8px 12px;
}

.timeline {
    overflow-x: auto;
}

.row {
    display: flex;
    align-items: center;
    margin-bottom: 6px;
}

.row strong {
    width: 70px;
    flex-shrink: 0;
}

.cell {
    width: 10px;  
    height: 22px;
    border: 1px solid #eee;
}

.time-label {
    width: 10px;
    font-size: 8px;
    text-align: center;
}

/* SIGNAL COLORS */

.green {
    background: #00c853;
}

.red {
    background: #d50000;
}

.yellow {
    background: #ffd600;
}

.amber {
    background: orange;
}

.gray {
    background: #9e9e9e;
}