diff --git a/web/app/workflows/[id]/page.tsx b/web/app/workflows/[id]/page.tsx
index 0ddfcc4..eebfa50 100644
--- a/web/app/workflows/[id]/page.tsx
+++ b/web/app/workflows/[id]/page.tsx
@@ -190,9 +190,9 @@ export default function WorkflowBuilder() {
 
     return (
         <>
-            <div className="topbar border-bottom-1 bg-surface p-3">
+            <div className="topbar border-b border-border bg-surface p-3">
                 <div className="flex items-center gap-3">
-                    <input className={`${inputClass} flex-grow-1`} value={wf.name} onChange={(e) => setWf({ ...wf, name: e.target.value })} />
+                    <input className={`${inputClass} flex-1`} value={wf.name} onChange={(e) => setWf({ ...wf, name: e.target.value })} />
                     <Button variant="secondary" loading={saving} onClick={save}>
                         Save
                     </Button>