diff --git a/app.py b/app.py
index 53dfe29..5174540 100644
--- a/app.py
+++ b/app.py
@@ -1,16 +1,50 @@
-from flask import Flask
+from flask import Flask, jsonify
 import socket
 import os
+from datetime import datetime
 
 app = Flask(__name__)
 
 @app.route('/')
 def hello():
     return f"""
-    容器主机名: {socket.gethostname()}
-    学号服务: s{os.getenv('STUDENT_ID', '00')}
+    <!DOCTYPE html>
+    <html>
+    <head>
+        <title>Docker Swarm Demo</title>
+        <meta charset="utf-8">
+        <style>
+            body {{ font-family: Arial; max-width: 600px; margin: 50px auto; padding: 20px; }}
+            .info {{ background: #f0f0f0; padding: 15px; border-radius: 5px; }}
+            .highlight {{ color: #0066cc; font-weight: bold; }}
+        </style>
+    </head>
+    <body>
+        <h1>🐳 Docker Swarm 服务演示</h1>
+        <div class="info">
+            <p>📦 容器主机名: <span class="highlight">{socket.gethostname()}</span></p>
+            <p>🎓 学号服务: <span class="highlight">s{os.getenv('STUDENT_ID', '00')}</span></p>
+            <p>🕒 访问时间: <span class="highlight">{datetime.now().strftime('%H:%M:%S')}</span></p>
+        </div>
+        <p style="margin-top: 20px; color: #666;">
+            💡 提示：多次刷新页面，观察容器主机名的变化
+        </p>
+    </body>
+    </html>
     """
 
+@app.route('/api')
+def api():
+    return jsonify({
+        'hostname': socket.gethostname(),
+        'student_id': os.getenv('STUDENT_ID', '00'),
+        'timestamp': datetime.now().isoformat()
+    })
+
+@app.route('/health')
+def health():
+    return {'status': 'healthy'}, 200
+
 if __name__ == '__main__':
     app.run(host='0.0.0.0', port=80)
 
