diff --git a/history website/main.css b/history website/main.css
index 05e7959..ac6a21a 100644
--- a/history website/main.css	
+++ b/history website/main.css	
@@ -35,6 +35,7 @@ div.cover {
   background-image: url(images/wallpaper4.jpg);
   background-repeat: no-repeat;
   background-position: center;
+  background-size: 100% 100%;
   overflow: hidden;
 }
 
@@ -144,6 +145,9 @@ div.music {
   width: 100%;
   background-image: url(images/wallpaper2.jpg);
   background-repeat: no-repeat;
+  overflow: hidden;
+  background-position: center;
+  background-attachment: fixed;
 }
 
 
@@ -175,6 +179,7 @@ div.chapters {
   position: relative;
   top: 0;
   z-index: 6;
+  overflow: hidden;
 }
 
 p.chapter1 {