Changed the size of "Cons" in index.md (#22752)

Removed the difference in font size between "Pros" and "Cons"

guide/english/python/index.md

@@ -111,7 +111,7 @@ Some of the principles that influenced the design of Python are included as an E
 5. It is a very easy language debug. To check if a small bit of code works or not, you can just open up the interpreter and test.
 6. There are multiple libraries available for Python, like numpy, pandas, etc., to make doing complex operations easy!
 
-#### Cons
+### Cons
 1. Being open source, many different ways have developed over the year for same function. This sometimes, creates chaos for others to read someone else code.
 2. It is a slow language. So, a very bad language to use for developing general algorithms.
 3. Python is not the best langauge to use if your project requires efficient memory management.