diff --git a/core/core-frontend/src/style/index.less b/core/core-frontend/src/style/index.less
index a3083a5a6f..289242d391 100644
--- a/core/core-frontend/src/style/index.less
+++ b/core/core-frontend/src/style/index.less
@@ -616,5 +616,28 @@ strong {
 }
 
 .canvas_keep-size {
-  overflow-x: auto!important;
+  overflow-x: auto !important;
+}
+
+::-webkit-scrollbar-thumb {
+  border-radius: 4px;
+  background: #1f23294d;
+}
+
+::-webkit-scrollbar {
+  width: 8px !important;
+  height: 8px !important;
+}
+
+.ed-scrollbar__thumb {
+  background: #1f23294d !important;
+  opacity: 1 !important;
+}
+
+.ed-scrollbar__bar.is-vertical {
+  width: 8px !important;
+}
+
+.ed-scrollbar__bar.is-horizontal {
+  height: 8px !important;
 }