diff --git a/docs/index.md b/docs/index.md
index 9562eae..99ac521 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -22,5 +22,7 @@ By leveraging these advanced tools, we aspire to improve the efficiency and accu
 **Mentor:** Yirui Wu.  
   
 ## Links and Contact Information
-Tidetron Bioworks: https://www.tidetronbio.com/en/  
-Web server of COMDEL2, the deep-learning based BioPep identifier: https://ai.tidetronbio.com:7782/COMDEL2.html
+##### Tidetron Bioworks:  
+https://www.tidetronbio.com/en/  
+##### Web server of COMDEL2, the deep-learning based BioPep identifier:  
+https://ai.tidetronbio.com:7782/COMDEL2.html