diff --git a/src/layouts/components/NavigationBar/index.vue b/src/layouts/components/NavigationBar/index.vue
index 40c49ac..48247b1 100644
--- a/src/layouts/components/NavigationBar/index.vue
+++ b/src/layouts/components/NavigationBar/index.vue
@@ -98,6 +98,13 @@ const logout = () => {
     :deep(.el-menu) {
       background-color: transparent;
     }
+    :deep(.el-sub-menu) {
+      &.is-active {
+        .el-sub-menu__title {
+          color: var(--el-menu-active-color) !important;
+        }
+      }
+    }
   }
   .right-menu {
     margin-right: 10px;
diff --git a/src/styles/variables.css b/src/styles/variables.css
index 81b6328..fae92c1 100644
--- a/src/styles/variables.css
+++ b/src/styles/variables.css
@@ -7,7 +7,7 @@
   --v3-header-bg-color: #ffffff;
   /** NavigationBar 组件 */
   --v3-navigationbar-height: 50px;
-  /** Sidebar 组件 */
+  /** Sidebar 组件（左侧模式全部生效、顶部模式全部不生效、混合模式非颜色部分生效） */
   --v3-sidebar-width: 220px;
   --v3-sidebar-hide-width: 58px;
   --v3-sidebar-menu-item-height: 60px;