diff --git a/src/static/css/pad.css b/src/static/css/pad.css
index 85fbd3293..ea5689959 100644
--- a/src/static/css/pad.css
+++ b/src/static/css/pad.css
@@ -30,6 +30,18 @@ a {
 a img {
   border: 0
 }
+
+.thin-scrollbar::-webkit-scrollbar-track {
+  background-color: #f6f6f6;
+  border: 1px solid #f0f0f0;
+}
+.thin-scrollbar::-webkit-scrollbar {
+  width: 7px;
+}
+.thin-scrollbar::-webkit-scrollbar-thumb {
+  background-color: #C5C5C5;
+}
+
 .buttontext::-moz-focus-inner {
   padding: 0;
   border: 0;