diff --git a/apps/web-main/src/components/Nav/index.tsx b/apps/web-main/src/components/Nav/index.tsx
index ce2b6ea..5f2ad75 100644
--- a/apps/web-main/src/components/Nav/index.tsx
+++ b/apps/web-main/src/components/Nav/index.tsx
@@ -23,11 +23,14 @@ function Nav() {
           <span>Backset</span>
         </div>
         <div className="middle">
-          {routerList.map((route) => (
-            <span key={route.path} onClick={() => navigate(route.path)}>
-              {route.name}
-            </span>
-          ))}
+          {routerList.map(
+            (route) =>
+              !route.invisible && (
+                <span key={route.path} onClick={() => navigate(route.path)}>
+                  {route.name}
+                </span>
+              )
+          )}
           <InputSearch allowClear placeholder="搜索" style={{ width: 150 }} />
         </div>
         <div className="end">
diff --git a/apps/web-main/src/components/Player/index.less b/apps/web-main/src/components/Player/index.less
index 8d17a14..485182c 100644
--- a/apps/web-main/src/components/Player/index.less
+++ b/apps/web-main/src/components/Player/index.less
@@ -37,7 +37,6 @@
 }
 
 // 圆角
-
 .vjs-poster,
 .video-js {
   border-radius: 10px !important;
diff --git a/apps/web-main/src/components/Player/index.tsx b/apps/web-main/src/components/Player/index.tsx
index 0f31b9c..c3f37e6 100644
--- a/apps/web-main/src/components/Player/index.tsx
+++ b/apps/web-main/src/components/Player/index.tsx
@@ -1,14 +1,18 @@
-import { useRef } from "react";
+import { useEffect, useRef } from "react";
 import { useLink, useMount, useScript } from "../../hook";
 import "./index.less";
 
-interface IVideo {
+export interface IVideo {
   fileID: string;
   appID: string;
   psign?: string;
   className?: string;
 }
 
+interface IProps {
+  video: IVideo | null;
+}
+
 /**
  * demo页面：https://tcplayer.vcube.tencent.com/
  *
@@ -16,50 +20,44 @@ interface IVideo {
  * 有些浏览器环境不支持 Webrtc，播放器会将 Webrtc 流地址自动转换为 HLS 格式地址，因此快直播场景同样需要引入hls.min.x.xx.xm.js。
  * <video objectFill /> fill填满变形，cover等比例会裁剪, contain等比例有黑边
  */
-function Player() {
+function Player(props: IProps) {
   const playerRef = useRef<any>();
 
+  const initPlayer = (video: IVideo) => {
+    const TCPlayer = (window as any).TCPlayer;
+
+    // 重写播放按钮
+    const Button = TCPlayer.getComponent("Button");
+    const BigPlayButton = TCPlayer.getComponent("BigPlayButton");
+    BigPlayButton.prototype.createEl = function () {
+      const el = Button.prototype.createEl.call(this);
+      const _html =
+        '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 1024 1024"><path d="M512 64C264.6 64 64 264.6 64 512s200.6 448 448 448s448-200.6 448-448S759.4 64 512 64zm0 820c-205.4 0-372-166.6-372-372s166.6-372 372-372s372 166.6 372 372s-166.6 372-372 372z" fill-opacity=".8" fill="currentColor"></path><path d="M512 140c-205.4 0-372 166.6-372 372s166.6 372 372 372s372-166.6 372-372s-166.6-372-372-372zm164.1 378.2L457.7 677.1a8.02 8.02 0 0 1-12.7-6.5V353a8 8 0 0 1 12.7-6.5l218.4 158.8a7.9 7.9 0 0 1 0 12.9z" fill-opacity=".1" fill="currentColor"></path><path d="M676.1 505.3L457.7 346.5A8 8 0 0 0 445 353v317.6a8.02 8.02 0 0 0 12.7 6.5l218.4-158.9a7.9 7.9 0 0 0 0-12.9z" fill-opacity=".8" fill="currentColor"></path></svg>';
+      el.appendChild(
+        TCPlayer.dom.createEl("div", {
+          className: "vjs-button-icon-custom",
+          innerHTML: _html,
+        })
+      );
+      return el;
+    };
+    playerRef.current = TCPlayer("player_html5_api", video);
+  };
+
   useLink(["/player/tcplayer_pure.min.css"]);
   useScript(
     ["/player/libs/hls.min.0.13.2m.js", "/player/tcplayer.v4.7.2.min.js"],
     () => {
-      const TCPlayer = (window as any).TCPlayer;
-
-      // 重写播放按钮
-      const Button = TCPlayer.getComponent("Button");
-      const BigPlayButton = TCPlayer.getComponent("BigPlayButton");
-      BigPlayButton.prototype.createEl = function () {
-        const el = Button.prototype.createEl.call(this);
-        const _html =
-          '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 1024 1024"><path d="M512 64C264.6 64 64 264.6 64 512s200.6 448 448 448s448-200.6 448-448S759.4 64 512 64zm0 820c-205.4 0-372-166.6-372-372s166.6-372 372-372s372 166.6 372 372s-166.6 372-372 372z" fill-opacity=".8" fill="currentColor"></path><path d="M512 140c-205.4 0-372 166.6-372 372s166.6 372 372 372s372-166.6 372-372s-166.6-372-372-372zm164.1 378.2L457.7 677.1a8.02 8.02 0 0 1-12.7-6.5V353a8 8 0 0 1 12.7-6.5l218.4 158.8a7.9 7.9 0 0 1 0 12.9z" fill-opacity=".1" fill="currentColor"></path><path d="M676.1 505.3L457.7 346.5A8 8 0 0 0 445 353v317.6a8.02 8.02 0 0 0 12.7 6.5l218.4-158.9a7.9 7.9 0 0 0 0-12.9z" fill-opacity=".8" fill="currentColor"></path></svg>';
-        el.appendChild(
-          TCPlayer.dom.createEl("div", {
-            className: "vjs-button-icon-custom",
-            innerHTML: _html,
-          })
-        );
-        return el;
-      };
-      playerRef.current = TCPlayer("player", {
-        fileID: "243791579995468466",
-        appID: "1500018521",
-        //私有加密播放需填写 psign， psign 即播放器签名，签名介绍和生成方式参见链接：https://cloud.tencent.com/document/product/266/42436
-        //psign:'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhcHBJZCI6MTUwMDAwNTY5NiwiZmlsZUlkIjoiMzcwMTkyNTkyMTI5OTYzNzAxMCIsImN1cnJlbnRUaW1lU3RhbXAiOjE2MjY4NjAxNzYsImV4cGlyZVRpbWVTdGFtcCI6MjYyNjg1OTE3OSwicGNmZyI6InByaXZhdGUiLCJ1cmxBY2Nlc3NJbmZvIjp7InQiOiI5YzkyYjBhYiJ9LCJkcm1MaWNlbnNlSW5mbyI6eyJleHBpcmVUaW1lU3RhbXAiOjI2MjY4NTkxNzksInN0cmljdE1vZGUiOjJ9fQ.Bo5K5ThInc4n8AlzIZQ-CP9a49M2mEr9-zQLH9ocQgI',
-      });
+      console.log("执行了", playerRef.current);
+      playerRef.current = null;
+      if (props.video) initPlayer(props.video);
     }
   );
 
-  /**
-   * 切换视频
-   */
-  const changeVideo = (video: IVideo) => {
-    playerRef.current!.loadVideoByID({ ...video });
-  };
-
   return (
     <video
       onContextMenu={(e) => e.preventDefault()}
-      id="player"
+      id="player_html5_api"
       style={{ width: "100%", height: "100%", objectFit: "contain" }}
       preload="auto"
       playsInline
diff --git a/apps/web-main/src/router/index.tsx b/apps/web-main/src/router/index.tsx
index 54daee3..676c741 100644
--- a/apps/web-main/src/router/index.tsx
+++ b/apps/web-main/src/router/index.tsx
@@ -17,5 +17,6 @@ export const routerList = [
     path: "/course/detail/:id",
     element: <CourseDetail />,
     name: "课程详情",
+    invisible: true,
   },
 ];
diff --git a/apps/web-main/src/view/CourseDetail/index.less b/apps/web-main/src/view/CourseDetail/index.less
index 294150e..f94dcfa 100644
--- a/apps/web-main/src/view/CourseDetail/index.less
+++ b/apps/web-main/src/view/CourseDetail/index.less
@@ -9,6 +9,15 @@
       position: relative;
       height: 360px;
       box-shadow: 0 4px 10px rgb(var(--gray-2));
+      &.float {
+        position: fixed !important;
+        left: 0;
+        top: 60px;
+        bottom: 0;
+        height: auto !important;
+        right: calc((100% - 1120px) / 2);
+        z-index: 20;
+      }
     }
     .title {
       padding-bottom: 20px;
@@ -41,17 +50,3 @@
     }
   }
 }
-
-.linear-mask {
-  position: absolute;
-  padding: 1rem 1rem 0 1rem;
-  word-break: break-all;
-  left: 0;
-  right: 0;
-  top: 0;
-  height: 25%;
-  background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent);
-  color: #fff;
-  font-size: 16px;
-  z-index: 1;
-}
diff --git a/apps/web-main/src/view/CourseDetail/index.tsx b/apps/web-main/src/view/CourseDetail/index.tsx
index 5a3e836..e44cd83 100644
--- a/apps/web-main/src/view/CourseDetail/index.tsx
+++ b/apps/web-main/src/view/CourseDetail/index.tsx
@@ -1,12 +1,8 @@
 import { useState } from "react";
-import Player from "../../components/Player";
+import Player, { IVideo } from "../../components/Player";
 import "./index.less";
 
 function CourseDetail() {
-  const [state, setState] = useState({
-    videoTopMaskVisible: true,
-  });
-
   const [toc, setToc] = useState([
     {
       title: "准备",
@@ -17,12 +13,20 @@ function CourseDetail() {
       level: 2,
       time: "3:23",
       get: false,
+      video: {
+        fileID: "243791579995468466",
+        appID: "1500018521",
+      },
     },
     {
       title: "css 样式的写法",
       level: 2,
       time: "4:13",
       get: false,
+      video: {
+        fileID: "243791580097740418",
+        appID: "1500018521",
+      },
     },
     {
       title: "使用CSS",
@@ -42,10 +46,10 @@ function CourseDetail() {
     },
   ]);
 
-  const onMouseLeaveVideo = () => {
-    setTimeout(() => {
-      setState((p) => ({ ...p, videoTopMaskVisible: false }));
-    }, 3 * 1000);
+  const [video, setVideo] = useState<IVideo | null>(null);
+
+  const onclickItem = (i: any) => {
+    setVideo(i.video);
   };
 
   return (
@@ -53,7 +57,7 @@ function CourseDetail() {
       <article>
         <h4 className="title">01 | 基础架构：一条SQL查询语句是如何执行的？</h4>
         <div className="player-container">
-          <Player />
+          <Player video={video} />
         </div>
       </article>
       <aside>
@@ -61,10 +65,18 @@ function CourseDetail() {
         <div className="toc">
           {toc.map((i) => {
             if (i.level === 1) {
-              return <div className="level-1">{i.title}</div>;
+              return (
+                <div className="level-1" key={i.title}>
+                  {i.title}
+                </div>
+              );
             } else if (i.level === 2) {
               return (
-                <div className="level-2">
+                <div
+                  className="level-2"
+                  key={i.title}
+                  onClick={() => onclickItem(i)}
+                >
                   <span className="bs-ellipsis">{i.title}</span>
                   <span className="time">{i.time}</span>
                   <span className="get">get</span>