cesium-drupal/qd30map/js/cesium/Build/CesiumUnminified/Widgets/BaseLayerPicker/lighter.css

.cesium-lighter .cesium-baseLayerPicker-itemIcon {
    border-color: #759dc0;
}

.cesium-lighter .cesium-baseLayerPicker-dropDown {
    background-color: rgba(240, 240, 240, 0.75);
}

.cesium-lighter .cesium-baseLayerPicker-sectionTitle {
    color: black;
}

.cesium-lighter .cesium-baseLayerPicker-itemLabel {
    color: black;
}

.cesium-lighter .cesium-baseLayerPicker-item:hover .cesium-baseLayerPicker-itemIcon {
    border-color: #000;
}

.cesium-lighter .cesium-baseLayerPicker-selectedItem .cesium-baseLayerPicker-itemLabel {
    color: rgb(0, 61, 168);
}

.cesium-lighter .cesium-baseLayerPicker-selectedItem .cesium-baseLayerPicker-itemIcon {
    border: double 4px rgb(0, 61, 168);
}