diff --git a/style.css b/style.css
old mode 100755
new mode 100644
index 4f39ca4..9f9a28a
--- a/style.css
+++ b/style.css
@@ -153,3 +153,26 @@ border:5px solid #ddd;
 margin:30px 0;
 display:block;
 }
+/* code added to style the scroll-bar */
+/* width */
+::-webkit-scrollbar {
+  width: 20px;
+}
+
+/* Track */
+::-webkit-scrollbar-track {
+  box-shadow: inset 0 0 5px grey; 
+  border-radius: 10px;
+}
+ 
+/* Handle */
+::-webkit-scrollbar-thumb {
+  background: rgb(0, 0, 0); 
+  border-radius: 10px;
+}
+
+/* Handle on hover */
+::-webkit-scrollbar-thumb:hover {
+  background: #000000; 
+}
+