diff --git a/src/less/base/single/editor/editor.textarea.less b/src/less/base/single/editor/editor.textarea.less
index dc0a77a03..24554c425 100644
--- a/src/less/base/single/editor/editor.textarea.less
+++ b/src/less/base/single/editor/editor.textarea.less
@@ -6,10 +6,11 @@
     white-space: pre-wrap;
     word-break: break-all;
     font-size: @font-size-12;
+    font-size: calc(var(--css-scale, @font-size-12) * 1px);
     line-height: 21px;
-    & {
-      border: none;
-    }
+    line-height: calc(var(--css-scale, 21) * 1px);
+
+    border: none;
   }
   & .textarea-watermark{
     max-height: 100%;