make 'days til crossover' more visible

app.py

@@ -194,13 +194,20 @@ def build_plot(toggle_annotations, filtered_df):
     # add annotation with number of models and days til crossover
     fig.add_annotation(
         xref="paper",
-        yref="paper",  # use paper coordinates
-        x=-0.05,
+        yref="paper",
+        x=0.01,
         y=1.13,
-        text=f"Number of models: {len(filtered_df)}<br>Days til crossover: {days_til_crossover}",
+        text=(
+            f"<b>Number of models:</b> {len(filtered_df)}<br>"
+            f"<b>Days until crossover:</b> {days_til_crossover}"
+        ),
         showarrow=False,
-        font=dict(size=14, color="white"),
-        bgcolor="rgba(0,0,0,0.5)",
+        font=dict(size=16, color="white"),  # Increased font size
+        bgcolor="rgba(0,0,0,0.7)",  # Darker background for better contrast
+        bordercolor="rgba(255,255,255,0.3)",  # Light border
+        borderwidth=2,
+        borderpad=8,  # More padding
+        align="left",
     )
 
     if toggle_annotations: