.hummingbird-treeview,
.hummingbird-treeview * {
    list-style: none;
    font-size: 20px;
    line-height: 24px;
}

    .hummingbird-treeview label {
        font-weight: normal;
    }


    .hummingbird-treeview input[type=checkbox] {
        width: 16px;
        height: 16px;
        padding: 0px;
        margin: 0px;
    }

    .hummingbird-treeview ul:not(.hummingbird-base) {
        display: none;
    }

    .hummingbird-treeview .fa {
        font-style: normal;
        cursor: pointer;
    }

    .hummingbird-treeview ul.tree {
        padding-left: 32px !important;
    }

    .hummingbird-treeview li {
        margin: 5px 0;
    }

    .hummingbird-treeview div.tree-header, div.tree-body {
        padding: 10px 20px;
    }

    .hummingbird-treeview div.tree-header {
        background-color: lightgray;
    }

    .hummingbird-treeview div {
        height: 40px;
        vertical-align: central;
        border: 1px solid gray;
    }

    .hummingbird-treeview input[type=checkbox] {
        margin: 0px 5px 0 5px;
    }

    .hummingbird-treeview i {
        /*background-color:green;*/
        margin-right:20px;
    }