diff --git a/ejs/data.ejs b/ejs/data.ejs
index 2be376a..32f6c0a 100644
--- a/ejs/data.ejs
+++ b/ejs/data.ejs
@@ -154,8 +154,8 @@
                         <div class="col-xl-6">
                             <div class="card shadow mb-4" style="border-radius:10px;min-height:660px">
                                 <div style="position: absolute;right:20px;top:20px"  class="d-none d-md-block">
-                                    <span>主题&nbsp;</span><input id="topicFilter" class="form-control form-control-sm" style="display:inline;width:100px;min-width:100px"></input>
-                                    <span>时间&nbsp;</span><input id="timeFilter" class="form-control form-control-sm" style="display:inline;width:200px;min-width:200px"></input>
+                                    <span></span><input id="topicFilter" placeholder="筛选主题" class="form-control form-control-sm" style="display:inline;width:100px;min-width:100px"></input>
+                                    <span></span><input id="timeFilter" placeholder="筛选时间范围" class="form-control form-control-sm" style="display:inline;width:200px;min-width:200px"></input>
                                     <a class="btn btn-sm btn-primary" onclick="filter()"><i class="fa fa-filter"></i></a>
                                     <a class="btn btn-sm btn-primary" onclick="undo()"><i class="fa fa-undo"></i></a>
                                     <a class="btn btn-sm btn-primary" onclick="output()"><i class="fa fa-download"></i></a>
diff --git a/js/data.js b/js/data.js
index fe22e5f..c16a5e5 100644
--- a/js/data.js
+++ b/js/data.js
@@ -53,7 +53,7 @@ function init_table(rows) {
             ],
             language: {
                 "sProcessing": "处理中...",
-                "sLengthMenu": "每页 _MENU_ 项",
+                "sLengthMenu": " _MENU_ 项/页",
                 "sZeroRecords": "没有匹配结果",
                 "sInfo": "显示第 _START_ 项至 第 _END_ 项结果，共 _TOTAL_ 项",
                 "sInfoEmpty": "显示第 0 项至 0 项结果，共 0 项",