diff --git a/core/core-frontend/src/style/index.less b/core/core-frontend/src/style/index.less
index 364fb1e076..1c26d8bd3d 100644
--- a/core/core-frontend/src/style/index.less
+++ b/core/core-frontend/src/style/index.less
@@ -717,3 +717,6 @@ strong {
     background-color: transparent;
   }
 }
+.tox-tinymce-aux {
+  max-width: 300px !important;
+}
diff --git a/core/core-frontend/src/views/data-visualization/index.vue b/core/core-frontend/src/views/data-visualization/index.vue
index 4b20550a5f..1334d2dbe4 100644
--- a/core/core-frontend/src/views/data-visualization/index.vue
+++ b/core/core-frontend/src/views/data-visualization/index.vue
@@ -694,6 +694,9 @@ eventBus.on('tabSort', tabSort)
 </template>
 
 <style lang="less">
+body {
+  overflow: hidden;
+}
 .preview-layout-container {
 }