diff --git a/public/index.html b/public/index.html
index 5d3603c..590a7f6 100644
--- a/public/index.html
+++ b/public/index.html
@@ -110,7 +110,7 @@
             const summaryHtml = `
         <div class="stats-summary">
             <div class="stats-header">
-                <h3>📊 接口调用次数 <span class="refresh-icon">🔄</span></h3>
+                <h2>📊 接口调用次数 <span class="refresh-icon">🔄</span></h2>
             </div>
             <div class="stats-grid">
                 <div class="stats-item">今日总调用：${todayCalls} 次</div>