Update app.py

app.py

@@ -2,8 +2,8 @@ import panel as pn
 
 # Create buttons for the toggleable sidebar
 button1 = pn.widgets.Button(icon='home', name="Home", icon_size='2em', width=130)
-button2 = pn.widgets.Button(icon='file-analytics', name='My papers', icon_size='2em', width=130)
-button3 = pn.widgets.Button(icon='settings', icon_size='2em', name='Settings', width=130)
+button2 = pn.widgets.Button(icon='file-analytics', name='My papers', icon_size='2em', width=130, style={'background': 'black', 'color': 'white'})
+button3 = pn.widgets.Button(icon='settings', icon_size='2em', name='Settings', width=130, style={'background': 'black', 'color': 'white'})
 
 # Create a column layout for the buttons inside the toggleable sidebar
 buttons = pn.Column(button1, button2, button3, sizing_mode='stretch_width', css_classes=['hidden'])
@@ -58,4 +58,4 @@ template = pn.template.FastListTemplate(
 )
 
 # Run the app
-template.servable()
+template.servable()