Background color for cell id.

plot_transmission_timeline.py

 
     scaley = 1.5
     scalex = 1.0
-    plt.figure(figsize=[6.4 * scaley, 4.8 * scalex])
+    fig, ax = plt.subplots(figsize=[6.4 * scaley, 4.8 * scalex])
     plt.title("{} with {}".format(transmission_direction, cc_algo))
-
-    fig, ax = plt.subplots(figsize=(16, 9))
     fig.subplots_adjust(right=0.75)
 
     twin1 = ax.twinx()
     twin2 = ax.twinx()
     # Offset the right spine of twin2.  The ticks and label have already been
     # placed on the right by twinx above.
-    twin2.spines.right.set_position(("axes", 0.6))
+    twin2.spines.right.set_position(("axes", 1.2))
 
 
     # create list fo color indices