ul.optionslist {
    margin: 0;

    > li {
        font-weight: bold;

        > ul {
            display: block;
            font-weight: normal;
            list-style: none;
            margin: 0;
            padding: 0;

            > li {
                display: inline;

                &:before {
                    content: ", ";
                }

                &:first-child:before {
                    content: none;
                }
            }
        }
    }
}