cssOMS/list.scss

ul.boxed {
    background: #fff;
    padding: 5px;
    border: 1px solid var(--box-border);

    li {
        margin: 5px 0 5px 0;

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

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

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

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

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

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

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

    .nested {
        display: none;
    }

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

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

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