.sub-list {
    height:100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
}

    .e-listview.sub-list .e-list-item {
        height: 100% !important;
    }

    .e-listview:not(.e-list-template) .e-list-item {
        height: unset !important;
    }

.sub-list .e-list-item.e-focused {
    background-color: whitesmoke !important;
}