Update app.py

app.py

@@ -63,7 +63,7 @@ Official demo for **AllerTrans**, a powerful model for predicting the allergenic
 
 **Input Format:** This tool accepts protein sequences in FASTA format. Please provide a single protein sequence at a time.
 
-**Output Explanation** – AllerTrans classifies your input sequence into one of the following categories:
+**Output Explanation:** AllerTrans classifies your input sequence into one of the following categories:
 ###### **🟢 Non-Allergen:** The protein is unlikely to cause an allergic reaction and can be considered safe regarding allergenicity.
 ###### **🔴 Potential Allergen:** The protein has the potential to trigger an allergic response or exhibit cross-reactivity in some individuals.