diff --git a/WEB/assets/img/Background.jpg b/WEB/assets/img/Background.jpg
deleted file mode 100644
index e6e81c31..00000000
Binary files a/WEB/assets/img/Background.jpg and /dev/null differ
diff --git a/WEB/assets/img/Background4.jpg b/WEB/assets/img/Background4.jpg
new file mode 100644
index 00000000..10818afc
Binary files /dev/null and b/WEB/assets/img/Background4.jpg differ
diff --git a/WEB/assets/img/Background5.jpg b/WEB/assets/img/Background5.jpg
new file mode 100644
index 00000000..bf396e81
Binary files /dev/null and b/WEB/assets/img/Background5.jpg differ
diff --git a/WEB/assets/img/BackgroundPresentation.jpg b/WEB/assets/img/BackgroundPresentation.jpg
index 10818afc..e6e81c31 100644
Binary files a/WEB/assets/img/BackgroundPresentation.jpg and b/WEB/assets/img/BackgroundPresentation.jpg differ
diff --git a/WEB/src/CSS/Presentation.css b/WEB/src/CSS/Presentation.css
index 3c70164f..b1cb6e54 100644
--- a/WEB/src/CSS/Presentation.css
+++ b/WEB/src/CSS/Presentation.css
@@ -1,7 +1,7 @@
 
 html{
     scroll-behavior: smooth;
-    background-image: url(../../assets/img/Background.jpg);
+    background-image: url(../../assets/img/BackgroundPresentation.jpg);
     height: 100vh;
     background-position: center;
     background-repeat: no-repeat;
diff --git a/WEB/src/pages/Enigme/CesarDecrypt.html b/WEB/src/pages/Enigme/CesarDecrypt.html
index fd6f3f44..c5a115e3 100644
--- a/WEB/src/pages/Enigme/CesarDecrypt.html
+++ b/WEB/src/pages/Enigme/CesarDecrypt.html
@@ -10,7 +10,7 @@
   <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
   <style>
     html{
-      background-image: url(../../../assets/img/BackgroundPalindrome.jpg);
+      background-image: url(../../../assets/img/Background5.jpg);
     }
   </style>
 </head>
diff --git a/WEB/src/pages/Enigme/CesarEncrypt.html b/WEB/src/pages/Enigme/CesarEncrypt.html
index 81142790..28ddfcf3 100644
--- a/WEB/src/pages/Enigme/CesarEncrypt.html
+++ b/WEB/src/pages/Enigme/CesarEncrypt.html
@@ -10,7 +10,7 @@
   <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
   <style>
     html{
-      background-image: url(../../../assets/img/BackgroundPalindrome.jpg);
+      background-image: url(../../../assets/img/Background4.jpg);
     }
   </style>
 </head>