diff --git a/index.html b/index.html
index 6853726..489aab1 100644
--- a/index.html
+++ b/index.html
@@ -56,17 +56,23 @@
 	  <div class="row text-center">
 		<div class="col-sm-4">
 		  <div class="thumbnail">
-			<img src="logo_an.jpg" alt="Logo An" />
+			<a href="https://thienan.caotek.fr">
+				<img src="logo_an.jpg" alt="Logo An" />
+			</a>
 		  </div>
 		</div>
 		<div class="col-sm-4">
 		  <div class="thumbnail">
-			<img src="logo_khang.jpg" alt="Logo Khang" />
+			<a href="https://khang.caotek.fr">
+				<img src="logo_khang.jpg" alt="Logo Khang" />
+			</a>
 		  </div>
 		</div>
 		<div class="col-sm-4">
 		  <div class="thumbnail">
-			<a href="https://caotek.fr"><img src="logo_phuoc_400x500.jpg" alt="Logo Phuoc" /></a>
+			<a href="https://phuoc.caotek.fr">
+				<img src="logo_phuoc_400x500.jpg" alt="Logo Phuoc" />
+			</a>
 		  </div>
 		</div>
 	  </div>
diff --git a/logo_an.jpg b/logo_an.jpg
index 1db9fda..b6c7b9e 100644
Binary files a/logo_an.jpg and b/logo_an.jpg differ
diff --git a/logo_khang.jpg b/logo_khang.jpg
index e2b9fb8..a84b384 100644
Binary files a/logo_khang.jpg and b/logo_khang.jpg differ
diff --git a/logo_phuoc_400x500.jpg b/logo_phuoc_400x500.jpg
index c3ab43d..bf878fc 100644
Binary files a/logo_phuoc_400x500.jpg and b/logo_phuoc_400x500.jpg differ