diff --git a/src/main/twirl/gitbucket/core/helper/preview.scala.html b/src/main/twirl/gitbucket/core/helper/preview.scala.html
index eba73cd..59f0ec3 100644
--- a/src/main/twirl/gitbucket/core/helper/preview.scala.html
+++ b/src/main/twirl/gitbucket/core/helper/preview.scala.html
@@ -22,9 +22,8 @@
     <div class="tab-pane active" style="margin-top: 4px;" id="tab@uid">
       <span id="error-content" class="error"></span>
       @textarea = {
-        <textarea id="content@uid" class="form-control" name="content" placeholder="@placeholder"
+        <textarea id="content@uid" class="form-control" name="content" placeholder="@placeholder" style="resize: vertical; @style"
           @if(tabIndex > -2){ tabindex="@tabIndex"}
-          @if(style.nonEmpty){ style="@style"}
           @if(styleClass.nonEmpty){ class="@styleClass" }>@content</textarea>
       }
       @gitbucket.core.helper.html.attached(