Update app.py

app.py

@@ -68,7 +68,7 @@ for index, row in data.iterrows():
         max_distance = distance
 
 # Calculate a zoom level based on the maximum distance
-zoom_level = round(15.01520053 +(- 0.0006430568*(max_distance)))
+zoom_level = round(15 - np.log10(max_distance_all))
 
 # Create a sidebar for controls
 with st.sidebar: