.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-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);}