Try to fix broken button color

streamlit_viz.py

@@ -235,19 +235,61 @@ def main():
     layout=go.Layout(
       updatemenus=[{
         'type':'buttons',
+        # Streamlit's dark mode erases the text from this button
+        # but it shows up in light mode
+        # also, st.button() buttons show up fine in dark mode
+
+        # Trying some of these to see whether I can get the button text to show up
+        # https://plotly.com/python/reference/layout/updatemenus/
+
+        # this doesn't have any effect
+        # in either light or dark mode
+        # `fill` value is rgb(244, 250, 255) still
+        # when I change this, the browser debugger says that the <text> tag is updating
+        # not the surrounding <rect>
+        # also there isn't any change in the <text> tag, it just updates
+        'bgcolor': '#00f',
+
+        # This does make the text show up so that's good
+        'font': {'color': '#639'},
+        # And this one works too
+        'bordercolor': '#f7b',
+
+        # set all buttons to inactive
+        # to see whether that gives them all bgcolor
+        # yep that works
+        #'active': -1,
+
+        # Or set showactive to False?
+        # Also works
+        'showactive': False,
+
+        # they always flash white on mouseover though
+        # I'm not sure I can change that behavior
+
+        # The actual html "style" text in the page changes when I mouseover the elements
+        # which makes me think it's not something I can affect
+
         'buttons':[{
           'label':'Play',
           'method': 'animate',
           'args':[None, {
             'frame': {'duration':5000},
-            'transition': {'duration': 2500}
-          }]
-        }]
+            'transition': {'duration': 2500},
+          }],
+        },
+        # Now this one gets the bgcolor
+        # and if I click it then the other button gets
+        # the bgcolor
+        # so a button only gets bgcolor if it's not "active"
+        {'label': 'Button 2', 'method':'skip'}
+       ]
       }]
     )
   )
   st.plotly_chart(ani_fig)
 
+
 if __name__=='__main__':
   main()