Adjust styles

apps/app/src/features/openai/chat/components/AiChatModal/MessageCard.module.scss

@@ -86,6 +86,7 @@
 // == Colors
 .assistant-message-card :global {
   .grw-ai-icon {
+    padding: 0.4em;
     color: white;
     background-color: growi-official-colors.$growi-ai-purple;
   }

apps/app/src/features/openai/chat/components/AiChatModal/MessageCard.tsx

@@ -26,8 +26,8 @@ const AssistantMessageCard = ({ children }: { children: string }): JSX.Element =
   return (
     <div className={`card border-0 ${moduleClass} ${assistantMessageCardModuleClass}`}>
       <div className="card-body d-flex">
-        <div className="me-2 me-lg-3">
-          <span className="growi-custom-icons grw-ai-icon rounded-pill p-1">growi_ai</span>
+        <div className="me-2 me-lg-3 pt-1">
+          <span className="growi-custom-icons grw-ai-icon rounded-pill">growi_ai</span>
         </div>
 
         <div className="mt-1">