diff --git a/continuous_batching.py b/continuous_batching.py
index 6b7c6b6..4abe76f 100644
--- a/continuous_batching.py
+++ b/continuous_batching.py
@@ -273,37 +273,41 @@ class ContinuousBatching(Scene):
         self.wait(0.2)
 
         # ---- bar config ----
-        bar_max_w = 4.5
+        bar_max_w = 5.0
         bar_h = 0.55
-        row_gap = 0.7
+        row_gap = 0.8
 
-        # Static Batching row
+        # ratio: static = baseline (1.0), continuous = 3.4x
+        ratio = 1.0 / 3.4
+
+        # ---- Static Batching row ----
         s_label = Text("Static Batching", font_size=24, color=RED)
         s_rect = Rectangle(width=bar_max_w, height=bar_h, color=RED, stroke_width=1.5)
-        s_bar = Rectangle(width=0, height=bar_h, color=RED,
-                          fill_opacity=0.55, stroke_width=0) \
+        s_bar = Rectangle(width=bar_max_w * ratio, height=bar_h,
+                          color=RED, fill_opacity=0.55, stroke_width=0) \
             .align_to(s_rect, LEFT).align_to(s_rect, UP)
         s_num = Text("1.0x", font_size=24, color=RED)
 
-        s_row = VGroup(s_label, s_rect, s_bar, s_num)
         s_label.next_to(s_rect, LEFT, buff=0.4)
         s_num.next_to(s_rect, RIGHT, buff=0.4)
 
-        # Continuous Batching row
+        # ---- Continuous Batching row ----
         c_label = Text("Continuous Batching", font_size=24, color=GREEN)
         c_rect = Rectangle(width=bar_max_w, height=bar_h, color=GREEN, stroke_width=1.5)
-        c_bar = Rectangle(width=0, height=bar_h, color=GREEN,
-                          fill_opacity=0.55, stroke_width=0) \
+        c_bar = Rectangle(width=bar_max_w, height=bar_h,
+                          color=GREEN, fill_opacity=0.55, stroke_width=0) \
             .align_to(c_rect, LEFT).align_to(c_rect, UP)
         c_num = Text("3.4x", font_size=24, color=GREEN)
 
-        c_row = VGroup(c_label, c_rect, c_bar, c_num)
         c_label.next_to(c_rect, LEFT, buff=0.4)
         c_num.next_to(c_rect, RIGHT, buff=0.4)
 
-        # stack rows, centre
-        chart = VGroup(s_row, c_row).arrange(DOWN, buff=row_gap, aligned_edge=LEFT)
-        chart.move_to(ORIGIN).shift(DOWN * 0.25)
+        # stack rows, centre vertically
+        chart = VGroup(
+            VGroup(s_label, s_rect, s_bar, s_num),
+            VGroup(c_label, c_rect, c_bar, c_num),
+        )
+        chart.arrange(DOWN, buff=row_gap, aligned_edge=LEFT).move_to(ORIGIN)
 
         self.play(
             Create(s_rect), Create(c_rect),
@@ -311,11 +315,9 @@ class ContinuousBatching(Scene):
         )
         self.wait(0.3)
 
-        # grow static bar
+        # grow bars
         self.play(GrowFromEdge(s_bar, LEFT), rate_func=linear, run_time=0.6)
         self.wait(0.3)
-
-        # grow cb bar
         self.play(GrowFromEdge(c_bar, LEFT), rate_func=linear, run_time=0.6)
         self.wait(0.3)