pub/tests/log/log.css

.log {
    display: table;
}

.log .entry {
    display: table-row;
    font-family: monospace;
}

.log .value {
    display: table-cell;
    padding-right: 1em;
}

.log .value:nth-child(1) {
    color: black;
    font-weight: bold;
}

.log .value:nth-child(2) { color: blue; }
.log .value:nth-child(3) { color: green; }
.log .value:nth-child(4) { color: red; }
.log .value:nth-child(5) { color: teal; }
.log .value:nth-child(6) { color: purple; }