Update dashboard.py

dashboard.py

@@ -393,12 +393,18 @@ def legend_hook(plot, element):
     if p.legend:
         legend = p.legend[0]
         legend.orientation = 'horizontal'
-        legend.location = 'below'
-        legend.spacing = 10
-        legend.margin = 10
-        legend.label_text_font_size = '14pt'
+        legend.location = 'center'
         legend.background_fill_color = 'white'
         legend.border_line_color = 'black'
+        legend.label_text_font_size = '12pt'
+        legend.label_text_color = 'black'
+        legend.spacing = 10
+        legend.margin = 10
+        legend.label_standoff = 5
+        # Distribute legend items in multiple columns
+        legend.columns = 8  # ⚠ This sets 8 columns for Bokeh >= 2.4
+        # Move legend below the plot
+        p.add_layout(legend, 'below')
 
 def create_overlay_plots(df):
     curves = []