Update app.py

app.py

@@ -269,19 +269,34 @@ def track_plot(df, include_actual=True):
         ),
         legend_title_text=""
     )
-    fig.update_xaxes(
-        title_text="<b>UCS (psi)</b>", side="top", range=[xmin, xmax],
-        ticks="outside", tickformat=",.0f",
-        tickmode="auto", tick0=tick0,
-        showline=True, linewidth=1.2, linecolor="#444", mirror=True,
-        showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
-    )
-    fig.update_yaxes(
-        title_text=f"<b>{ylab}</b>", range=y_range,
-        ticks="outside",
-        showline=True, linewidth=1.2, linecolor="#444", mirror=True,
-        showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
-    )
+fig.update_xaxes(
+    title_text="<b>UCS (psi)</b>",
+    title_font=dict(size=16),  # ⬅️ increase font size here
+    side="top", range=[xmin, xmax],
+    ticks="outside", tickformat=",.0f",
+    tickmode="auto", tick0=tick0,
+    showline=True, linewidth=1.2, linecolor="#444", mirror=True,
+    showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
+)
+
+fig.update_yaxes(
+    title_text=f"<b>{ylab}</b>",
+    title_font=dict(size=16),  # ⬅️ increase font size here
+    range=y_range,
+    ticks="outside",
+    showline=True, linewidth=1.2, linecolor="#444", mirror=True,
+    showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
+)
+
+    # Add a border rectangle to enclose the full figure space
+fig.add_shape(
+    type="rect",
+    xref="paper", yref="paper",
+    x0=0, y0=0, x1=1, y1=1,  # full canvas
+    line=dict(color="#000", width=1.5),
+    layer="below"
+)
+
     return fig
 
 # ---------- Preview modal (matplotlib) ----------