diff --git a/docs/原型设计/registration-prototype-demo.html b/docs/原型设计/registration-prototype-demo.html
index 52483fe..c3d047f 100644
--- a/docs/原型设计/registration-prototype-demo.html
+++ b/docs/原型设计/registration-prototype-demo.html
@@ -1130,7 +1130,7 @@
               <div class="card-stack">
                 <div class="info-card">
                   <strong>拖拽上传区</strong>
-                  <div class="lead" style="margin-top: 8px;">支持 `pdf / docx / doc / zip / rar / 7z`，保留压缩包内原始相对路径。</div>
+                  <div class="lead" style="margin-top: 8px;">支持 <code>pdf / docx / doc / zip / rar / 7z</code>，保留压缩包内原始相对路径。</div>
                 </div>
                 <div class="split-actions">
                   <button class="primary-btn">上传批量文件</button>