#treeview {
	height: 400px;
}

.options {
    padding: 20px;
    position: absolute;
    bottom: 0;
    right: 0;
    width: 260px;
    top: 0;
    background-color: #f5f5f5;
}

.caption {
    font-size: 18px;
    font-weight: 500;
}

.option {
    margin-top: 10px;
}

.option > .dx-selectbox {
    display: inline-block;
    vertical-align: middle;
    max-width: 350px;
    width: 100%;
    margin-top: 5px;
}