diff --git a/playground/src/App.vue b/playground/src/App.vue
index 0a8df79a..8a25bb00 100644
--- a/playground/src/App.vue
+++ b/playground/src/App.vue
@@ -12,7 +12,6 @@ export default {
 html,
 body,
 #app {
-  --el-color-primary: #0054e1;
   padding: 0;
   margin: 0;
   width: 100%;
diff --git a/playground/src/components/ThemeSelect.vue b/playground/src/components/ThemeSelect.vue
new file mode 100644
index 00000000..520a0148
--- /dev/null
+++ b/playground/src/components/ThemeSelect.vue
@@ -0,0 +1,38 @@
+<template>
+  <TMagicForm size="small" label-position="right" style="margin-left: 10px">
+    <TMagicFormItem label="主题">
+      <TMagicSelect v-model="theme" size="small" style="width: 150px" @change="themeChange">
+        <TMagicOption value="default">默认</TMagicOption>
+        <TMagicOption value="magic-admin">magic-admin</TMagicOption>
+      </TMagicSelect>
+    </TMagicFormItem>
+  </TMagicForm>
+</template>
+
+<script setup lang="ts">
+import { ref } from 'vue';
+
+import { TMagicForm, TMagicFormItem, TMagicOption, TMagicSelect } from '@tmagic/design';
+
+import { DEFAULT_THEME, loadTheme } from '../theme-loader';
+
+const theme = ref(sessionStorage.getItem('tmagic-playground-theme') || DEFAULT_THEME);
+
+const emit = defineEmits<{
+  change: [theme: string];
+}>();
+
+const themeChange = async (value: string) => {
+  await loadTheme(value);
+  sessionStorage.setItem('tmagic-playground-theme', value);
+  emit('change', value);
+};
+</script>
+
+<style lang="scss">
+.m-editor-nav-menu {
+  .tmagic-design-form-item {
+    margin-bottom: 0;
+  }
+}
+</style>
diff --git a/playground/src/main.ts b/playground/src/main.ts
index ab7a0ec7..899b426f 100644
--- a/playground/src/main.ts
+++ b/playground/src/main.ts
@@ -27,9 +27,7 @@ import editorPlugin from '@tmagic/editor';
 
 import App from './App.vue';
 import router from './route';
-
-// import '@tmagic/editor/dist/style.css';
-import '@tmagic/editor/dist/themes/magic-admin.css';
+import { DEFAULT_THEME, loadTheme } from './theme-loader';
 
 // @ts-ignore
 globalThis.MonacoEnvironment = {
@@ -51,6 +49,7 @@ globalThis.MonacoEnvironment = {
 };
 
 const adapter = sessionStorage.getItem('tmagic-playground-ui-adapter') || 'element-plus';
+const theme = sessionStorage.getItem('tmagic-playground-theme') || DEFAULT_THEME;
 
 let adapterModule;
 
@@ -62,9 +61,9 @@ if (adapter === 'tdesign-vue-next') {
   adapterModule = import('@tmagic/element-plus-adapter');
 }
 
-adapterModule.then((module: any) => {
+Promise.all([adapterModule, loadTheme(theme)]).then(([module]) => {
   const app = createApp(App);
   app.use(router);
-  app.use(editorPlugin, { ...module.default, flat: true });
+  app.use(editorPlugin, { ...module.default, flat: theme !== DEFAULT_THEME });
   app.mount('#app');
 });
diff --git a/playground/src/pages/Editor.vue b/playground/src/pages/Editor.vue
index 388d6ce8..5c8e2ee4 100644
--- a/playground/src/pages/Editor.vue
+++ b/playground/src/pages/Editor.vue
@@ -11,7 +11,7 @@
       :datasource-event-method-list="datasourceEventMethodList"
       :datasource-configs="datasourceConfigs"
       :datasource-values="datasourceValues"
-      theme="magic-admin"
+      :theme="theme"
       :component-group-list="componentGroupList"
       :datasource-list="datasourceList"
       :default-selected="defaultSelected"
@@ -69,6 +69,7 @@ import {
 import DeviceGroup from '../components/DeviceGroup.vue';
 import componentGroupList from '../configs/componentGroupList';
 import dsl from '../configs/dsl';
+import { DEFAULT_THEME } from '../theme-loader';
 
 import { useEditorContentMenuData } from './composables/use-editor-content-menu-data';
 import { useEditorMenu } from './composables/use-editor-menu';
@@ -88,8 +89,19 @@ const { contentMenuData } = useEditorContentMenuData();
 
 const editor = shallowRef<InstanceType<typeof TMagicEditor>>();
 const value = ref<MApp>();
+const theme = ref(sessionStorage.getItem('tmagic-playground-theme') || DEFAULT_THEME);
 const defaultSelected = ref(dsl.items[0].id);
 
+const updateThemeVariables = (themeName: string) => {
+  if (themeName === 'magic-admin') {
+    document.documentElement.style.setProperty('--el-color-primary', '#0054e1');
+  } else {
+    document.documentElement.style.removeProperty('--el-color-primary');
+  }
+};
+
+updateThemeVariables(theme.value);
+
 const stageRect = ref({
   width: 375,
   height: 817,
@@ -108,7 +120,12 @@ const save = () => {
   historyService.markSaved('page');
 };
 
-const { menu, deviceGroup, iframe, previewVisible } = useEditorMenu(value, save);
+const themeChangeHandler = (value: string) => {
+  theme.value = value;
+  updateThemeVariables(value);
+};
+
+const { menu, deviceGroup, iframe, previewVisible } = useEditorMenu(value, save, themeChangeHandler);
 
 editorService.usePlugin({
   beforeDoAdd: (config: MNode, parent: MContainer) => {
@@ -193,6 +210,7 @@ onBeforeUnmount(() => {
   window.removeEventListener('pagehide', persistHistory);
   editorService.removeAllPlugins();
   editorService.off('root-change', rootChangeHandler);
+  document.documentElement.style.removeProperty('--el-color-primary');
 });
 
 const propsSubmitErrorHandler = async (e: any) => {
diff --git a/playground/src/pages/composables/use-editor-menu.ts b/playground/src/pages/composables/use-editor-menu.ts
index 61b02149..84027113 100644
--- a/playground/src/pages/composables/use-editor-menu.ts
+++ b/playground/src/pages/composables/use-editor-menu.ts
@@ -7,9 +7,14 @@ import { type MenuBarData, tMagicMessage, tMagicMessageBox } from '@tmagic/edito
 
 import AdapterSelect from '../../components/AdapterSelect.vue';
 import DeviceGroup from '../../components/DeviceGroup.vue';
+import ThemeSelect from '../../components/ThemeSelect.vue';
 import { uaMap } from '../../const';
 
-export const useEditorMenu = (value: Ref<MApp | undefined>, save: () => void) => {
+export const useEditorMenu = (
+  value: Ref<MApp | undefined>,
+  save: () => void,
+  onThemeChange: (theme: string) => void,
+) => {
   const router = useRouter();
 
   const deviceGroup = shallowRef<InstanceType<typeof DeviceGroup>>();
@@ -56,6 +61,13 @@ export const useEditorMenu = (value: Ref<MApp | undefined>, save: () => void) =>
         type: 'component',
         component: AdapterSelect,
       },
+      {
+        type: 'component',
+        component: ThemeSelect,
+        listeners: {
+          change: onThemeChange,
+        },
+      },
     ],
     center: ['delete', 'undo', 'redo', 'history-list', 'guides', 'rule', 'zoom'],
     right: [
diff --git a/playground/src/theme-loader.ts b/playground/src/theme-loader.ts
new file mode 100644
index 00000000..64c2e5cd
--- /dev/null
+++ b/playground/src/theme-loader.ts
@@ -0,0 +1,8 @@
+export const DEFAULT_THEME = 'magic-admin';
+
+const themeLoaders: Record<string, () => Promise<unknown>> = {
+  default: () => import('@tmagic/editor/dist/style.css'),
+  'magic-admin': () => import('@tmagic/editor/dist/themes/magic-admin.css'),
+};
+
+export const loadTheme = (theme: string) => themeLoaders[theme]?.() ?? Promise.resolve();