.binary-column-operation {
    display: inline-grid;
    grid-template-columns: 1.6ch max-content;
    column-gap: .55ch;
    align-items: baseline;
    margin: .5rem 0 1rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 1.4rem;
    line-height: 1.45;
    font-variant-numeric: tabular-nums;
    letter-spacing: .04em;
}

.binary-column-operation__operator {
    text-align: center;
    font-weight: 700;
}

.binary-column-operation__bits {
    justify-self: end;
    white-space: nowrap;
}

.binary-column-operation__bits--rule {
    justify-self: stretch;
    width: 100%;
    box-sizing: border-box;
    border-bottom: 2px solid currentColor;
    padding-bottom: .12em;
    text-align: right;
}

.binary-column-operation__result {
    padding-top: .12em;
    font-weight: 700;
}

.binary-column-operation--exercise {
    margin-top: .75rem;
    font-size: 1.25rem;
}