diff --git a/fire-alarm-takeoff.md b/fire-alarm-takeoff.md
index b4aa3c2..f61dd35 100644
--- a/fire-alarm-takeoff.md
+++ b/fire-alarm-takeoff.md
@@ -89,12 +89,14 @@ For each elevator shaft:
 > Count the shafts accordingly:
 >
 > ```
+> +-----------------------------+--------------------------------+
 > |                             |                                |
 > | || +--------+ +--------+ || | || +--------+ || +--------+ || |
 > | || | Elev 1 | | Elev 2 | || | || | Elev 1 | || | Elev 2 | || |
 > | || +--------+ +--------+ || | || +--------+ || +--------+ || |
 > | ||=======================|| | ||============||============|| |
 > |           1 shaft           |            2 shafts            |
+> +-----------------------------+--------------------------------+
 > ```
 
 ### FACR to Stairwells