cssOMS/list.scss

ul {
    &.boxed {
        background: var(--box-bg);
        padding: 5px;
        border: 1px solid var(--bborder);

        li {
            margin: 5px 0 5px 0;

            &:first-child {
                margin-top: 0;
            }

            &:last-child {
                margin-bottom: 0;
            }
        }
    }

    &.h-list li {
        display: inline-block;
        margin: 5px 10px 5px 10px;
    }

    &.foldable {
        list-style-type: none;
        margin: 0;
        padding: 0;

        ul {
            margin-left: 1rem;
        }

        input[type="checkbox"], .nested {
            display: none;
        }

        .caret {
            cursor: pointer;
            user-select: none;

            &::before {
                content: "\25B6";
                color: black;
                display: inline-block;
                margin-right: 6px;
            }
        }

        input[type="checkbox"]:checked {
            &~.nested {
                display: block;
            }

            &~.caret::before {
                transform: rotate(90deg);
            }
        }

        ul {
            list-style-type: none;
        }
    }
}