diff --git a/src/admin/templets/sys_info_mark.htm b/src/admin/templets/sys_info_mark.htm
index 19b37a47..ad633826 100644
--- a/src/admin/templets/sys_info_mark.htm
+++ b/src/admin/templets/sys_info_mark.htm
@@ -79,7 +79,7 @@
         <td height="26">水印位置：</td>
         <td>
           <label><input class="np" type="radio" name="get_photo_waterpos" value="0" <?php if($photo_waterpos==0) echo ' checked'; ?>> 随机位置</label>
-          <table width="300" border="1" cellspacing="0" cellpadding="0">
+          <table border="1" cellspacing="0" cellpadding="0" class="table maintable" style="width:300px!important">
             <tr>
               <td width="33%">
                 <label><input class="np" type="radio" name="get_photo_waterpos" value="1" <?php if($photo_waterpos==1) echo ' checked'; ?>> 顶部居左 </label>