.algo-desc {
    display: block;
    margin-bottom: 1em;
}

.reference {
    font-size: small;
}

i[id$="-tooltip"] {
    margin-left: 1em;
}

.reference i {
    cursor: text;
}

.infix-tooltip {
    margin-left: 0.25em;
    margin-right: 0.25em;
}