diff --git a/web/app/components/workflow-app/components/workflow-header/features-trigger.tsx b/web/app/components/workflow-app/components/workflow-header/features-trigger.tsx
index 1df6f10195..13fc6a5ce0 100644
--- a/web/app/components/workflow-app/components/workflow-header/features-trigger.tsx
+++ b/web/app/components/workflow-app/components/workflow-header/features-trigger.tsx
@@ -188,8 +188,8 @@ const FeaturesTrigger = () => {
       {isChatMode && (
         <Button
           className={cn(
-            'text-components-button-secondary-text',
-            theme === 'dark' && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+            'rounded-lg border border-transparent text-components-button-secondary-text',
+            theme === 'dark' && 'border-black/5 bg-white/10 backdrop-blur-sm',
           )}
           onClick={handleShowFeatures}
         >
diff --git a/web/app/components/workflow/header/chat-variable-button.tsx b/web/app/components/workflow/header/chat-variable-button.tsx
index 86c88969ca..c61db71757 100644
--- a/web/app/components/workflow/header/chat-variable-button.tsx
+++ b/web/app/components/workflow/header/chat-variable-button.tsx
@@ -23,8 +23,8 @@ const ChatVariableButton = ({ disabled }: { disabled: boolean }) => {
   return (
     <Button
       className={cn(
-        'p-2',
-        theme === 'dark' && showChatVariablePanel && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+        'rounded-lg border border-transparent p-2',
+        theme === 'dark' && showChatVariablePanel && 'border-black/5 bg-white/10 backdrop-blur-sm',
       )}
       disabled={disabled}
       onClick={handleClick}
diff --git a/web/app/components/workflow/header/env-button.tsx b/web/app/components/workflow/header/env-button.tsx
index 12dc193261..0690d58e79 100644
--- a/web/app/components/workflow/header/env-button.tsx
+++ b/web/app/components/workflow/header/env-button.tsx
@@ -26,8 +26,8 @@ const EnvButton = ({ disabled }: { disabled: boolean }) => {
   return (
     <Button
       className={cn(
-        'p-2',
-        theme === 'dark' && showEnvPanel && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+        'rounded-lg border border-transparent p-2',
+        theme === 'dark' && showEnvPanel && 'border-black/5 bg-white/10 backdrop-blur-sm',
       )}
       variant="ghost"
       disabled={disabled}
diff --git a/web/app/components/workflow/header/global-variable-button.tsx b/web/app/components/workflow/header/global-variable-button.tsx
index a2d78edc4b..d098eaf31a 100644
--- a/web/app/components/workflow/header/global-variable-button.tsx
+++ b/web/app/components/workflow/header/global-variable-button.tsx
@@ -26,8 +26,8 @@ const GlobalVariableButton = ({ disabled }: { disabled: boolean }) => {
   return (
     <Button
       className={cn(
-        'p-2',
-        theme === 'dark' && showGlobalVariablePanel && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+        'rounded-lg border border-transparent p-2',
+        theme === 'dark' && showGlobalVariablePanel && 'border-black/5 bg-white/10 backdrop-blur-sm',
       )}
       disabled={disabled}
       onClick={handleClick}
diff --git a/web/app/components/workflow/header/header-in-restoring.tsx b/web/app/components/workflow/header/header-in-restoring.tsx
index 2abe031b61..1b6a49e6e4 100644
--- a/web/app/components/workflow/header/header-in-restoring.tsx
+++ b/web/app/components/workflow/header/header-in-restoring.tsx
@@ -86,7 +86,8 @@ const HeaderInRestoring = ({
           disabled={!currentVersion || currentVersion.version === WorkflowVersion.Draft}
           variant="primary"
           className={cn(
-            theme === 'dark' && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+            'rounded-lg border border-transparent',
+            theme === 'dark' && 'border-black/5 bg-white/10 backdrop-blur-sm',
           )}
         >
           {t('workflow.common.restore')}
@@ -94,8 +95,8 @@ const HeaderInRestoring = ({
         <Button
           onClick={handleCancelRestore}
           className={cn(
-            'text-components-button-secondary-accent-text',
-            theme === 'dark' && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+            'rounded-lg border border-transparent text-components-button-secondary-accent-text',
+            theme === 'dark' && 'border-black/5 bg-white/10 backdrop-blur-sm',
           )}
         >
           <div className="flex items-center gap-x-0.5">
diff --git a/web/app/components/workflow/header/version-history-button.tsx b/web/app/components/workflow/header/version-history-button.tsx
index 3be0cfbe32..ae3bd68b48 100644
--- a/web/app/components/workflow/header/version-history-button.tsx
+++ b/web/app/components/workflow/header/version-history-button.tsx
@@ -61,8 +61,8 @@ const VersionHistoryButton: FC<VersionHistoryButtonProps> = ({
     >
       <Button
         className={cn(
-          'p-2',
-          theme === 'dark' && 'rounded-lg border border-black/5 bg-white/10 backdrop-blur-sm',
+          'p-2 rounded-lg border border-transparent',
+          theme === 'dark' && 'border-black/5 bg-white/10 backdrop-blur-sm',
         )}
         onClick={handleViewVersionHistory}
       >