ol.bracket,
ol.closing_bracket {
        margin-left: 1em;
        padding-left: 2em;
}
ol.bracket > li,
ol.closing_bracket > li {
        list-style-type: none;
        list-style-position: inside;
        counter-increment: cnt;
}
ol.bracket > li:before {
        display: marker;
        content: "("counter(cnt) ") ";
        width: 6em;
        text-align: center;
        margin-left: -1.4em;
}
ol.closing_bracket > li:before {
        display: marker;
        content: counter(cnt) ") ";
        width: 6em;
        text-align: center;
        margin-left: -1.4em;
}