diff --git a/simple-mind-map/src/core/render/node/Style.js b/simple-mind-map/src/core/render/node/Style.js
index 68a38fc6..4443f034 100644
--- a/simple-mind-map/src/core/render/node/Style.js
+++ b/simple-mind-map/src/core/render/node/Style.js
@@ -192,14 +192,15 @@ class Style {
   }
 
   // 生成内联样式
-  createStyleText() {
+  createStyleText(customStyle) {
     const styles = {
       color: this.merge('color'),
       fontFamily: this.merge('fontFamily'),
       fontSize: this.merge('fontSize'),
       fontWeight: this.merge('fontWeight'),
       fontStyle: this.merge('fontStyle'),
-      textDecoration: this.merge('textDecoration')
+      textDecoration: this.merge('textDecoration'),
+      ...customStyle
     }
     return `
       color: ${styles.color};
@@ -354,6 +355,17 @@ class Style {
     return res
   }
 
+  // 获取自定义的样式
+  getCustomStyle() {
+    let customStyle = {}
+    Object.keys(this.ctx.getData()).forEach(item => {
+      if (checkIsNodeStyleDataKey(item)) {
+        customStyle[item] = this.ctx.getData(item)
+      }
+    })
+    return customStyle
+  }
+
   // hover和激活节点
   hoverNode(node) {
     const hoverRectColor =
diff --git a/simple-mind-map/src/core/render/node/nodeCreateContents.js b/simple-mind-map/src/core/render/node/nodeCreateContents.js
index e21686cf..9ecc8a0a 100644
--- a/simple-mind-map/src/core/render/node/nodeCreateContents.js
+++ b/simple-mind-map/src/core/render/node/nodeCreateContents.js
@@ -139,16 +139,18 @@ function createRichTextNode(specifyText) {
     recoverText = true
   }
   if ([CONSTANTS.CHANGE_THEME].includes(this.mindMap.renderer.renderSource)) {
-    // 如果自定义过样式则不允许覆盖
-    if (!this.hasCustomStyle()) {
+    // // 如果自定义过样式则不允许覆盖
+    // if (!this.hasCustomStyle() ) {
       recoverText = true
-    }
+    // }
   }
   if (recoverText && !isUndef(text)) {
     // 判断节点内容是否是富文本
     let isRichText = checkIsRichText(text)
+    // 获取自定义样式
+    let customStyle = this.getCustomStyle()
     // 样式字符串
-    let style = this.style.createStyleText()
+    let style = this.style.createStyleText(customStyle)
     if (isRichText) {
       // 如果是富文本那么线移除内联样式
       text = removeHtmlStyle(text)
@@ -159,6 +161,14 @@ function createRichTextNode(specifyText) {
       if (text === _text) {
         text = addHtmlStyle(text, 'strong', style)
       }
+      // 给strong添加样式没有成功，则尝试给s标签添加样式
+      if (text === _text) {
+        text = addHtmlStyle(text, 's', style)
+      }
+      // 给s添加样式没有成功，则尝试给em标签添加样式
+      if (text === _text) {
+        text = addHtmlStyle(text, 'em', style)
+      }
     } else {
       // 非富文本
       text = `<p><span style="${style}">${text}</span></p>`