diff --git a/examples/index.html b/examples/index.html
index 356c911f..21b40346 100644
--- a/examples/index.html
+++ b/examples/index.html
@@ -25,27 +25,6 @@
.pcui-treeview-item-icon {
font-size: 14px;
}
-
- ::-webkit-scrollbar {
- width: 8px;
- height: 8px;
- }
-
- ::-webkit-scrollbar-track {
- background: #20292b;
- }
-
- ::-webkit-scrollbar-thumb {
- background: #5b7073;
- }
-
- ::-webkit-scrollbar-thumb:hover {
- background: #f60;
- }
-
- ::-webkit-scrollbar-corner {
- background: #2c393c;
- }