Update app.py

app.py

@@ -57,7 +57,7 @@ fig.layout.xaxis.rangeselector = None # remove range selector on top
 fig.add_vline(x=datetime.datetime.now().strftime('%Y-%m-%d'), line_width=3, line_dash="dash", line_color="black")
 fig.add_annotation({
             "x": datetime.datetime.now().strftime('%Y-%m-%d'),
-            "y": fig.layout.xaxis.range[1] + 0.1,
+            "y": fig.layout.yaxis.range[1] + 0.1,
             "text": "Today",
             "align": "center",
             "showarrow": False,