diff --git a/core/frontend/src/components/canvas/components/TextAttr.vue b/core/frontend/src/components/canvas/components/TextAttr.vue
index 10580991ca..e973cf68ad 100644
--- a/core/frontend/src/components/canvas/components/TextAttr.vue
+++ b/core/frontend/src/components/canvas/components/TextAttr.vue
@@ -466,7 +466,7 @@ export default {
       initFontSize: 12,
       initActiveFontSize: 18,
       miniFontSize: 12,
-      maxFontSize: 256,
+      maxFontSize: 48,
       textAlignOptions: [
         {
           icon: 'iconfont icon-juzuo',
diff --git a/core/frontend/src/components/widget/deWidget/DeTabs.vue b/core/frontend/src/components/widget/deWidget/DeTabs.vue
index 3d2d2f35ba..f4fa0121e2 100644
--- a/core/frontend/src/components/widget/deWidget/DeTabs.vue
+++ b/core/frontend/src/components/widget/deWidget/DeTabs.vue
@@ -74,7 +74,7 @@
         />
         <div
           v-if="item.content && item.content.type==='canvas' && (!isEdit || mobileLayoutStatus)"
-          style="width: 100%;height:100%"
+          style="width: 100%;height:100%;font-size: initial"
         >
           <Preview
             :ref="'canvasTabRef-'+item.name"
@@ -512,7 +512,7 @@ export default {
       this.$nextTick(() => {
         if (this.element.options.tabList.length > 1) {
           const containerDom = document.getElementById('tab-' + this.element.options.tabList[this.element.options.tabList.length - 1].name)
-          this.tabsAreaScroll = containerDom.parentNode.scrollWidth > containerDom.parentNode.parentNode.scrollWidth
+          this.tabsAreaScroll = containerDom.parentNode.scrollWidth >= containerDom.parentNode.parentNode.scrollWidth
         } else {
           this.tabsAreaScroll = false
         }