Feat: Adjust the style of the agent operator form tool #10703 (#10841)

### What problem does this PR solve?

Feat: Adjust the style of the agent operator form tool #10703

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/agent/form/components/output.tsx

@@ -19,7 +19,7 @@ export function transferOutputs(outputs: Record<string, any>) {
 export function Output({ list }: OutputProps) {
   return (
     <section className="space-y-2">
-      <div>{t('flow.output')}</div>
+      <div className="text-sm">{t('flow.output')}</div>
       <ul>
         {list.map((x, idx) => (
           <li