.input-value {
    min-width: 1em;
    text-align: center;
}

.input-value-ON {
    background-color: green;
    color: white;
}

.input-value-OFF {
    background-color: red;
    color: white;
}

summary {
    padding: 1em;
}

#settings {
    padding: 0.5em;
}

#settings label {
    min-width: 8em;
    display: inline-block;
}