diff --git a/app/Http/Home/Controllers/TeacherController.php b/app/Http/Home/Controllers/TeacherController.php
index 88cef3b7..5260f285 100644
--- a/app/Http/Home/Controllers/TeacherController.php
+++ b/app/Http/Home/Controllers/TeacherController.php
@@ -29,7 +29,7 @@ class TeacherController extends Controller
             return $this->response->redirect($location);
         }
 
-        $this->seo->prependTitle('教师');
+        $this->seo->prependTitle('师资');
     }
 
     /**
diff --git a/app/Http/Home/Views/chapter/vod.volt b/app/Http/Home/Views/chapter/vod.volt
index cc7e9df4..52044075 100644
--- a/app/Http/Home/Views/chapter/vod.volt
+++ b/app/Http/Home/Views/chapter/vod.volt
@@ -20,6 +20,9 @@
     <div class="layout-main">
         <div class="layout-content">
             <div class="player-wrap wrap">
+                <div id="play-mask" class="play-mask">
+                    <span class="layui-icon layui-icon-play"></span>
+                </div>
                 <div id="player"></div>
             </div>
             <div id="comment-anchor"></div>
diff --git a/app/Http/Home/Views/teacher/list.volt b/app/Http/Home/Views/teacher/list.volt
index 8d8fb097..2b850ea3 100644
--- a/app/Http/Home/Views/teacher/list.volt
+++ b/app/Http/Home/Views/teacher/list.volt
@@ -6,7 +6,7 @@
 
     <div class="layui-breadcrumb breadcrumb">
         <a href="/">首页</a>
-        <a><cite>教师</cite></a>
+        <a><cite>师资</cite></a>
     </div>
 
     <div id="teacher-list" data-url="{{ pager_url }}"></div>
diff --git a/db/migrations/20210403184518.php b/db/migrations/20210403184518.php
index cc46ce94..787453a3 100644
--- a/db/migrations/20210403184518.php
+++ b/db/migrations/20210403184518.php
@@ -155,7 +155,7 @@ final class V20210403184518 extends AbstractMigration
                 'id' => 5,
                 'parent_id' => 0,
                 'level' => 1,
-                'name' => '教师',
+                'name' => '师资',
                 'path' => ',5,',
                 'target' => '_self',
                 'url' => '/teacher/list',
diff --git a/public/static/home/css/common.css b/public/static/home/css/common.css
index e5e6fb4f..e06d22d2 100644
--- a/public/static/home/css/common.css
+++ b/public/static/home/css/common.css
@@ -1337,6 +1337,26 @@
     height: 428px;
 }
 
+
+.play-mask {
+    top: 50%;
+    left: 50%;
+    z-index: 8;
+    position: absolute;
+    margin-top: -32px;
+    margin-left: -32px;
+}
+
+.play-mask .layui-icon-play {
+    color: white;
+    cursor: pointer;
+    font-size: 64px;
+}
+
+.play-mask .layui-icon-play:hover {
+    color: #00a4ff;
+}
+
 .chat-wrap .layui-card-header {
     text-align: center;
 }
diff --git a/public/static/home/js/chapter.live.player.js b/public/static/home/js/chapter.live.player.js
index d842d16e..4a0b7487 100644
--- a/public/static/home/js/chapter.live.player.js
+++ b/public/static/home/js/chapter.live.player.js
@@ -55,6 +55,14 @@ layui.use(['jquery', 'helper'], function () {
         stop();
     });
 
+    /**
+     * 播放器中央播放按钮点击事件
+     */
+    $('#play-mask').on('click', function () {
+        $(this).hide();
+        player.toggle();
+    });
+
     function start() {
         if (interval != null) {
             clearInterval(interval);
diff --git a/public/static/home/js/chapter.vod.player.js b/public/static/home/js/chapter.vod.player.js
index d1041bf6..c072658f 100644
--- a/public/static/home/js/chapter.vod.player.js
+++ b/public/static/home/js/chapter.vod.player.js
@@ -51,6 +51,14 @@ layui.use(['jquery', 'helper'], function () {
         ended();
     });
 
+    /**
+     * 播放器中央播放按钮点击事件
+     */
+    $('#play-mask').on('click', function () {
+        $(this).hide();
+        player.toggle();
+    });
+
     var position = parseInt(lastPosition);
 
     /**