#viewDiv,body,html{padding:0;margin:0;height:100%;width:100%}.esri-ui-corner .esri-expand .custom-esri-basemap-gallery{width:auto}.custom-esri-basemap-gallery .esri-basemap-gallery__item-container{flex-flow:row nowrap}.custom-esri-basemap-gallery .esri-basemap-gallery__item:first-child{margin-top:0}