diff --git a/labs/03_debugging/README.md b/labs/03_debugging/README.md
index 429f2df..7702efa 100644
--- a/labs/03_debugging/README.md
+++ b/labs/03_debugging/README.md
@@ -67,11 +67,13 @@ As well as the following data files:
 *estimate: 20-30 minutes*
 
 1. Examine the provided files briefly. How are the files related or dependent upon each other? Hint: Look at the #include statements. Read through the comments from the developer about the purpose of each class and function.
-<div style="border: 1px solid black; padding: 10px;">
+<pre>
+```plaintext
 We have intentionally placed a number of bugs in the program that will
 cause problems when you attempt to compile and then run these programs.
 Even if you spot the problems, don’t fix them yet!
-</div>
+```
+</pre>
 
 2. When you’re confident you understand what the original programmer was aiming to do, let’s compile
 and run the program. Take careful step-by-step notes about every command you run, and every line