Update app.py

app.py

@@ -30,6 +30,8 @@ def map():
     url = tile.url
     layer = ipyleaflet.TileLayer(url=url, attribution="Google", name="DEM")
     m.add(layer)
+    m.add(ipyleaflet.FullScreenControl())
+    m.add(ipyleaflet.LayersControl(position='topright'))
     return m
 
 @reactive.effect