alfresco-ng2-components/lib/content-services/tree-view/components/tree-view.component.scss

@mixin adf-tree-view-theme($theme) {
    $primary: map-get($theme, primary);
    $foreground: map-get($theme, foreground);
    $background: map-get($theme, background);

    .adf {
        &-tree-view-icon {
            color: #d9e022;
        }

        &-tree-view-node.mat-tree-node {
            min-height: 40px;
            font-size: 12px;
            align-items: baseline;
        }
    }
}