.backend_power_tools_admin_alternative_trees {
    background: url(/bundles/pimcorebackendpowertools/img/flat-white-icons/alternative-trees.svg) center center no-repeat;
    background-size: 24px 24px;
}

.backend_power_tools_admin_alternative_trees_folder {
    background: url(/bundles/pimcorebackendpowertools/img/flat-color-icons/alternative-trees.svg) center center no-repeat;
    background-size: 24px 24px;
}

.backend_power_tools_admin_alternative_trees_virtual_folder {
    background: url(/bundles/pimcorebackendpowertools/img/flat-color-icons/alternative-trees.svg) center center no-repeat;
    background-size: 30px 30px;
}