diff --git a/packages/editor/src/components/ScrollViewer.vue b/packages/editor/src/components/ScrollViewer.vue
index 9bc36e0e..f946c4c2 100644
--- a/packages/editor/src/components/ScrollViewer.vue
+++ b/packages/editor/src/components/ScrollViewer.vue
@@ -25,6 +25,8 @@
 <script lang="ts" setup>
 import { computed, onMounted, onUnmounted, ref, watch } from 'vue';
 
+import { isNumber } from '@tmagic/utils';
+
 import type { ScrollViewerEvent } from '@editor/type';
 import { ScrollViewer } from '@editor/utils/scroll-viewer';
 
@@ -36,8 +38,8 @@ defineOptions({
 
 const props = withDefaults(
   defineProps<{
-    width?: number;
-    height?: number;
+    width?: number | string;
+    height?: number | string;
     wrapWidth?: number;
     wrapHeight?: number;
     zoom?: number;
@@ -63,8 +65,8 @@ const container = ref<HTMLDivElement>();
 const el = ref<HTMLDivElement>();
 const style = computed(
   () => `
-        width: ${props.width}px;
-        height: ${props.height}px;
+        width: ${isNumber(`${props.width}`) ? `${props.width}px` : props.width};
+        height: ${isNumber(`${props.height}`) ? `${props.height}px` : props.height};
         position: absolute;
         margin-top: 30px;
       `,
diff --git a/packages/editor/src/services/ui.ts b/packages/editor/src/services/ui.ts
index c0387c10..08233fa1 100644
--- a/packages/editor/src/services/ui.ts
+++ b/packages/editor/src/services/ui.ts
@@ -18,6 +18,8 @@
 
 import { reactive } from 'vue';
 
+import { convertToNumber } from '@tmagic/utils';
+
 import editorService from '@editor/services/editor';
 import type { StageRect, UiState } from '@editor/type';
 
@@ -86,9 +88,12 @@ class Ui extends BaseService {
     const { height, width } = stageContainerRect;
     if (!width || !height) return 1;
 
+    let stageWidth: number = convertToNumber(stageRect.width, width);
+    let stageHeight: number = convertToNumber(stageRect.height, height);
+
     // 30为标尺的大小
-    const stageWidth = stageRect.width + 30;
-    const stageHeight = stageRect.height + 30;
+    stageWidth = stageWidth + 30;
+    stageHeight = stageHeight + 30;
 
     if (width > stageWidth && height > stageHeight) {
       return 1;
diff --git a/packages/editor/src/type.ts b/packages/editor/src/type.ts
index f81f601d..c145a434 100644
--- a/packages/editor/src/type.ts
+++ b/packages/editor/src/type.ts
@@ -173,8 +173,8 @@ export interface GetColumnWidth {
 }
 
 export interface StageRect {
-  width: number;
-  height: number;
+  width: number | string;
+  height: number | string;
 }
 
 export interface UiState {
@@ -185,7 +185,10 @@ export interface UiState {
   /** 画布显示放大倍数，默认为 1 */
   zoom: number;
   /** 画布容器的宽高 */
-  stageContainerRect: StageRect;
+  stageContainerRect: {
+    width: number;
+    height: number;
+  };
   /** 画布顶层div的宽高，可用于改变画布的大小 */
   stageRect: StageRect;
   /** 编辑器列布局每一列的宽度，分为左中右三列 */
diff --git a/packages/utils/src/index.ts b/packages/utils/src/index.ts
index 486eec63..f5267e24 100644
--- a/packages/utils/src/index.ts
+++ b/packages/utils/src/index.ts
@@ -398,3 +398,23 @@ export const getDefaultValueFromFields = (fields: DataSchema[]) => {
 export const DATA_SOURCE_FIELDS_SELECT_VALUE_PREFIX = 'ds-field::';
 
 export const getKeys = Object.keys as <T extends object>(obj: T) => Array<keyof T>;
+
+export const calculatePercentage = (value: number, percentageStr: string) => {
+  const percentage = globalThis.parseFloat(percentageStr) / 100; // 先将百分比字符串转换为浮点数，并除以100转换为小数
+  const result = value * percentage;
+  return result;
+};
+
+export const isPercentage = (value: number | string) => /^(\d+)(\.\d+)?%$/.test(`${value}`);
+
+export const convertToNumber = (value: number | string, parentValue = 0) => {
+  if (typeof value === 'number') {
+    return value;
+  }
+
+  if (typeof value === 'string' && isPercentage(value)) {
+    return calculatePercentage(parentValue, value);
+  }
+
+  return parseFloat(value);
+};
diff --git a/playground/src/components/DeviceGroup.vue b/playground/src/components/DeviceGroup.vue
index 6a9d89c4..2297691b 100644
--- a/playground/src/components/DeviceGroup.vue
+++ b/playground/src/components/DeviceGroup.vue
@@ -7,24 +7,27 @@
 </template>
 
 <script lang="ts" setup>
-import { nextTick, ref } from 'vue';
+import { computed, inject, nextTick, ref } from 'vue';
 
 import Core from '@tmagic/core';
 import { TMagicRadioButton, TMagicRadioGroup } from '@tmagic/design';
-import { editorService } from '@tmagic/editor';
+import type { Services } from '@tmagic/editor';
+import { convertToNumber } from '@tmagic/utils';
 
 import { DeviceType, uaMap } from '../const';
 
-const devH: Record<DeviceType, number> = {
+const services = inject<Services>('services');
+
+const devH: Record<DeviceType, number | string> = {
   phone: 817,
   pad: 1024,
-  pc: 900,
+  pc: '100%',
 };
 
-const devW: Record<DeviceType, number> = {
+const devW: Record<DeviceType, number | string> = {
   phone: 375,
   pad: 768,
-  pc: 1600,
+  pc: '100%',
 };
 
 const getDeviceHeight = (viewerDevice: DeviceType) => devH[viewerDevice];
@@ -48,15 +51,29 @@ withDefaults(
 
 const emit = defineEmits(['update:modelValue']);
 
-const calcFontsize = (width: number) => {
-  const iframe = editorService.get('stage')?.renderer.iframe;
+const stageContainerRect = computed(() => services?.uiService.get('stageContainerRect'));
+
+const calcFontsize = () => {
+  if (!services) return;
+
+  const iframe = services.editorService.get('stage')?.renderer.iframe;
   if (!iframe?.contentWindow) return;
 
   const app: Core = (iframe.contentWindow as any).appInstance;
 
+  if (!app) return;
+
   app.setEnv(uaMap[viewerDevice.value]);
 
-  app.setDesignWidth(app.env.isWeb ? width : 375);
+  if (app.env.isWeb) {
+    const stageRect = services.uiService.get('stageRect');
+
+    const stageWidth: number = convertToNumber(stageRect.width, convertToNumber(stageContainerRect.value?.width || 0));
+
+    app.setDesignWidth(stageWidth);
+  } else {
+    app.setDesignWidth(375);
+  }
 };
 
 const viewerDevice = ref(DeviceType.Phone);
@@ -70,7 +87,7 @@ const deviceSelect = async (device: DeviceType) => {
   });
 
   await nextTick();
-  calcFontsize(width);
+  calcFontsize();
 };
 
 defineExpose({