upd:sidenavbar

src/packages/sidenavbar/sidenavbar.scss

@@ -1,8 +1,8 @@
 .nut-sidenavbar{
+    height: 100%;
+    overflow: auto;
     .sidenavbar-content{
         position: relative;
-        height: 100%;
-        overflow: auto;
         background-color: #fff;
         .sidenavbar-list{
             width: 100%;