diff --git a/day_1/puzzle_text.md b/day_1/puzzle_text.md
index ab991a2..9150944 100644
--- a/day_1/puzzle_text.md
+++ b/day_1/puzzle_text.md
@@ -1,6 +1,6 @@
 # Day 1 Puzzle Text.
 
---- Day 1: Trebuchet?! ---
+--- Day 1: Trebuchet?! ---  
 Something is wrong with global snow production, and you've been selected to take a look. The Elves have even given you a map; on it, they've used stars to mark the top fifty locations that are likely to be having problems.
 
 You've been doing this long enough to know that to restore snow operations, you need to check all fifty stars by December 25th.
@@ -14,11 +14,12 @@ As they're making the final adjustments, they discover that their calibration do
 The newly-improved calibration document consists of lines of text; each line originally contained a specific calibration value that the Elves now need to recover. On each line, the calibration value can be found by combining the first digit and the last digit (in that order) to form a single two-digit number.
 
 For example:
-
+```
 1abc2
 pqr3stu8vwx
 a1b2c3d4e5f
 treb7uchet
+```
 In this example, the calibration values of these four lines are 12, 38, 15, and 77. Adding these together produces 142.
 
 Consider your entire calibration document. What is the sum of all of the calibration values?
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