diff --git a/simpleadmin/www/settings.html b/simpleadmin/www/settings.html
index c6de921..32c3565 100644
--- a/simpleadmin/www/settings.html
+++ b/simpleadmin/www/settings.html
@@ -177,11 +177,12 @@
                         </tr>
                         <tr>
                           <th scope="row">IP 直通</th>
-                          <td>
+                          <td style="display: flex; justify-content: flex-start;">
                             <select
                               class="form-select"
                               id="ipPassModeSelect"
                               x-model="ipPassMode"
+                              style="flex: 1; min-width: 200px;"
                             >
                               <option selected>直通模式</option>
                               <option value="ETH">ETH</option>