diff --git a/frontend/public/index.html b/frontend/public/index.html
index 30e2c34..fb19663 100644
--- a/frontend/public/index.html
+++ b/frontend/public/index.html
@@ -6,6 +6,8 @@
     <meta name="viewport" content="width=device-width,initial-scale=1.0">
     <!-- 重要：如果带referer则获取头像时会403 -->
     <meta name="referrer" content="no-referrer">
+    <meta name="description" content="用于 OBS 的仿 YouTube 风格的 bilibili 直播评论栏">
+    <meta name="keywords" content="blivechat,bilibili,直播,弹幕,评论栏,字幕,OBS,B站,哔哩哔哩,B站直播,哔哩哔哩直播,YouTube">
     <link rel="icon" href="<%= BASE_URL %>favicon.ico">
     <title>blivechat</title>
 
diff --git a/frontend/src/components/ChatRenderer/constants.js b/frontend/src/components/ChatRenderer/constants.js
index cb89867..3b6a168 100644
--- a/frontend/src/components/ChatRenderer/constants.js
+++ b/frontend/src/components/ChatRenderer/constants.js
@@ -46,10 +46,10 @@ const PRICE_CONFIGS = [
     colors: {
       contentBg: 'rgba(153, 236, 255, 1)',
       headerBg: 'rgba(153, 236, 255, 1)',
-      header: 'rgba(255,255,255,1)',
-      authorName: 'rgba(255,255,255,0.701961)',
-      time: 'rgba(255,255,255,0.501961)',
-      content: 'rgba(255,255,255,1)'
+      header: 'rgba(0,0,0,1)',
+      authorName: 'rgba(0,0,0,0.701961)',
+      time: 'rgba(0,0,0,0.501961)',
+      content: 'rgba(0,0,0,1)'
     },
     pinTime: 0,
     priceLevel: 0,