diff --git a/packages/client/package.json b/packages/client/package.json
index 6035a2a..b1c5337 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -89,6 +89,7 @@
     "react": "17.0.2",
     "react-countdown": "^2.3.2",
     "react-dom": "17.0.2",
+    "react-full-screen": "^1.1.1",
     "react-helmet": "^6.1.0",
     "react-lazy-load-image-component": "^1.5.4",
     "react-pdf": "^5.7.2",
diff --git a/packages/client/src/components/document/fullscreen/index.module.scss b/packages/client/src/components/document/fullscreen/index.module.scss
new file mode 100644
index 0000000..7ff86b1
--- /dev/null
+++ b/packages/client/src/components/document/fullscreen/index.module.scss
@@ -0,0 +1,123 @@
+.wrap {
+  width: 100vw;
+  height: 100vh;
+  overflow: auto;
+  background-color: var(--semi-color-bg-0);
+}
+
+.fullscreenContainer {
+  position: fixed;
+  background: var(--semi-color-bg-0);
+
+  .show {
+    z-index: 2;
+    opacity: 1;
+  }
+
+  .hidden {
+    z-index: -1;
+    opacity: 0;
+  }
+
+  .fullscreenContent {
+    position: relative;
+    min-width: 100%;
+    min-height: 100%;
+
+    .header {
+      position: fixed;
+      z-index: 2;
+      display: flex;
+      width: 100%;
+      height: 60px;
+      padding: 0 24px;
+      background-color: var(--semi-color-bg-0);
+      opacity: 0.9;
+      align-items: center;
+    }
+
+    .content {
+      position: relative;
+      z-index: 1;
+      width: auto;
+      height: 100vh;
+      min-height: 680px;
+      padding: 0 120px;
+      margin: 0 auto;
+      overflow: auto;
+      letter-spacing: 0.05em;
+      background: var(--semi-color-bg-1);
+      transition: width 0.3s linear, padding 0.3s linear;
+
+      .title {
+        display: table-cell;
+        height: 100vh;
+        font-size: 4rem;
+        line-height: 4.6rem;
+        color: var(--semi-color-text-0);
+        text-align: left;
+        word-wrap: break-word;
+        vertical-align: middle;
+        overflow-wrap: break-word;
+      }
+
+      .node-title.is-empty {
+        display: none !important;
+      }
+    }
+  }
+}
+
+.fullScreenToolbar {
+  position: fixed;
+  bottom: 40px;
+  left: 50%;
+  z-index: 2;
+  padding: 12px;
+  background-color: rgb(var(--semi-grey-9));
+  border-radius: var(--semi-border-radius-medium);
+  opacity: 0;
+  transform: translateX(-50%);
+  transition: opacity 0.3s ease-in-out;
+
+  &:hover {
+    opacity: 1;
+    transition: opacity 0.3s ease-in-out;
+  }
+
+  .selected {
+    background-color: rgb(var(--semi-grey-8)) !important;
+  }
+
+  .customButton {
+    display: flex;
+    height: 32px;
+    min-width: 32px;
+    padding: 0 8px;
+    font-size: 14px;
+    color: rgb(var(--semi-grey-0));
+    cursor: pointer;
+    background: none;
+    border: none;
+    border-radius: 2px;
+    outline: none;
+    align-items: center;
+
+    &:hover {
+      background-color: rgb(var(--semi-grey-8));
+    }
+  }
+
+  .divider {
+    width: 1px;
+    height: 1em;
+    background: rgb(var(--semi-grey-0));
+  }
+}
+
+.drawingCursor {
+  position: fixed;
+  top: 0;
+  left: 0;
+  z-index: 999999;
+}
diff --git a/packages/client/src/components/document/fullscreen/index.tsx b/packages/client/src/components/document/fullscreen/index.tsx
new file mode 100644
index 0000000..c14eb2d
--- /dev/null
+++ b/packages/client/src/components/document/fullscreen/index.tsx
@@ -0,0 +1,122 @@
+import { IconShrinkScreenStroked } from '@douyinfe/semi-icons';
+import { Button, Space, Tooltip, Typography } from '@douyinfe/semi-ui';
+import { EditorContent, useEditor } from '@tiptap/react';
+import cls from 'classnames';
+import { IconFullscreen } from 'components/icons/IconFullscreen';
+import { IconPencil } from 'components/icons/IconPencil';
+import { safeJSONParse } from 'helpers/json';
+import { useDrawingCursor } from 'hooks/use-cursor';
+import { useToggle } from 'hooks/use-toggle';
+import React, { useCallback, useEffect } from 'react';
+import { FullScreen, useFullScreenHandle } from 'react-full-screen';
+import { CollaborationKit } from 'tiptap/editor';
+
+import styles from './index.module.scss';
+
+// 控制器
+const FullscreenController = ({ handle: fullscreenHandler, isDrawing, toggleDrawing }) => {
+  const startDrawing = useCallback(() => {
+    toggleDrawing(!isDrawing);
+  }, [isDrawing, toggleDrawing]);
+
+  const close = useCallback(() => {
+    fullscreenHandler.exit();
+    toggleDrawing(false);
+  }, [fullscreenHandler, toggleDrawing]);
+  return (
+    <div className={styles.fullScreenToolbar}>
+      <Space>
+        <button type="button" className={cls(styles.customButton, isDrawing && styles.selected)} onClick={startDrawing}>
+          <IconPencil />
+        </button>
+        <div className={styles.divider}></div>
+        <button type="button" className={styles.customButton} onClick={close}>
+          <IconShrinkScreenStroked style={{ rotate: '90deg' }} />
+        </button>
+      </Space>
+    </div>
+  );
+};
+
+// 画笔
+const DrawingCursor = ({ isDrawing }) => {
+  useDrawingCursor(isDrawing);
+  return isDrawing && <div className={cls(styles.drawingCursor, 'drawing-cursor')}></div>;
+};
+
+interface IProps {
+  data?: any;
+}
+
+// 全屏按钮
+export const DocumentFullscreen: React.FC<IProps> = ({ data }) => {
+  const fullscreenHandler = useFullScreenHandle();
+  const [visible, toggleVisible] = useToggle(false);
+  const [isDrawing, toggleDrawing] = useToggle(false);
+
+  const editor = useEditor({
+    editable: false,
+    extensions: CollaborationKit,
+    content: { type: 'doc', content: [] },
+  });
+
+  const startPowerpoint = () => {
+    toggleVisible(true);
+    fullscreenHandler.enter();
+  };
+
+  const fullscreenChange = useCallback(
+    (state) => {
+      if (!state) {
+        toggleVisible(false);
+        toggleDrawing(false);
+      }
+    },
+    [toggleVisible, toggleDrawing]
+  );
+
+  useEffect(() => {
+    if (!editor) return;
+    const docJSON = safeJSONParse(data.content, { default: {} }).default;
+    docJSON.content = docJSON.content.filter((item) => item.type !== 'title');
+    editor.commands.setContent(docJSON);
+  }, [editor, data]);
+
+  const { Title } = Typography;
+  return (
+    <Tooltip content="演示文档" position="bottom">
+      <Button
+        type="tertiary"
+        icon={<IconFullscreen />}
+        theme="borderless"
+        onClick={(e) => {
+          e.stopPropagation();
+          e.preventDefault();
+          startPowerpoint();
+        }}
+      />
+
+      <FullScreen
+        handle={fullscreenHandler}
+        onChange={fullscreenChange}
+        className={cls(styles.fullscreenContainer, visible ? styles.show : styles.hidden)}
+      >
+        {visible && (
+          <div className={styles.fullscreenContent}>
+            <div className={styles.header}>
+              <Title heading={4} type="tertiary">
+                {data.title}
+              </Title>
+            </div>
+            <div className={styles.content}>
+              <div className={styles.title}>{data.title || '未命名文档'}</div>
+              <EditorContent editor={editor} />
+            </div>
+            <DrawingCursor isDrawing={isDrawing} />
+            <FullscreenController handle={fullscreenHandler} isDrawing={isDrawing} toggleDrawing={toggleDrawing} />
+          </div>
+        )}
+      </FullScreen>
+    </Tooltip>
+  );
+};
diff --git a/packages/client/src/components/document/reader/index.tsx b/packages/client/src/components/document/reader/index.tsx
index 6343c93..b039a02 100644
--- a/packages/client/src/components/document/reader/index.tsx
+++ b/packages/client/src/components/document/reader/index.tsx
@@ -19,6 +19,7 @@ import { createPortal } from 'react-dom';
 import { CollaborationEditor } from 'tiptap/editor';
 
 import { DocumentActions } from '../actions';
+import { DocumentFullscreen } from '../fullscreen';
 import { Author } from './author';
 import styles from './index.module.scss';
 
@@ -73,6 +74,7 @@ export const DocumentReader: React.FC<IProps> = ({ documentId }) => {
             documentId={documentId}
           />
         )}
+        {document && !isMobile && <DocumentFullscreen data={document} />}
         {document && (
           <DocumentStar
             disabled={!readable}
@@ -96,7 +98,7 @@ export const DocumentReader: React.FC<IProps> = ({ documentId }) => {
         <DocumentVersion documentId={documentId} />
       </Space>
     );
-  }, [document, documentId, readable, editable, gotoEdit]);
+  }, [document, documentId, readable, editable, gotoEdit, isMobile]);
 
   return (
     <div className={styles.wrap}>
diff --git a/packages/client/src/components/document/reader/public/index.tsx b/packages/client/src/components/document/reader/public/index.tsx
index 2e04227..d4d6298 100644
--- a/packages/client/src/components/document/reader/public/index.tsx
+++ b/packages/client/src/components/document/reader/public/index.tsx
@@ -23,6 +23,7 @@ import styles from './index.module.scss';
 import Router from 'next/router';
 import { useRouterQuery } from 'hooks/use-router-query';
 import { IDocument, IWiki } from '@think/domains';
+import { DocumentFullscreen } from 'components/document/fullscreen';
 
 const { Header } = Layout;
 const { Text } = Typography;
@@ -148,6 +149,7 @@ export const DocumentPublicReader: React.FC<IProps> = ({ documentId, hideLogo =
           }
           footer={
             <Space>
+              {!isMobile && <DocumentFullscreen data={data}/>}
               <Tooltip content={currentWikiId ? '独立模式' : '嵌入模式'}>
                 <Button theme="borderless" type="tertiary" icon={<IconRoute />} onClick={toPublicWikiOrDocumentURL} />
               </Tooltip>
diff --git a/packages/client/src/components/icons/IconFullscreen.tsx b/packages/client/src/components/icons/IconFullscreen.tsx
new file mode 100644
index 0000000..8337943
--- /dev/null
+++ b/packages/client/src/components/icons/IconFullscreen.tsx
@@ -0,0 +1,18 @@
+import { Icon } from '@douyinfe/semi-ui';
+
+export const IconFullscreen: React.FC<{ style?: React.CSSProperties }> = ({ style = {} }) => {
+  return (
+    <Icon
+      style={style}
+      svg={
+        <svg xmlns="http://www.w3.org/2000/svg" width="1.2em" height="1.2em" viewBox="0 0 20 20" fill="currentColor">
+          <path
+            fillRule="evenodd"
+            d="M3 3a1 1 0 000 2v8a2 2 0 002 2h2.586l-1.293 1.293a1 1 0 101.414 1.414L10 15.414l2.293 2.293a1 1 0 001.414-1.414L12.414 15H15a2 2 0 002-2V5a1 1 0 100-2H3zm11 4a1 1 0 10-2 0v4a1 1 0 102 0V7zm-3 1a1 1 0 10-2 0v3a1 1 0 102 0V8zM8 9a1 1 0 00-2 0v2a1 1 0 102 0V9z"
+            clipRule="evenodd"
+          />
+        </svg>
+      }
+    />
+  );
+};
diff --git a/packages/client/src/components/icons/IconPencil.tsx b/packages/client/src/components/icons/IconPencil.tsx
new file mode 100644
index 0000000..d74807d
--- /dev/null
+++ b/packages/client/src/components/icons/IconPencil.tsx
@@ -0,0 +1,26 @@
+import { Icon } from '@douyinfe/semi-ui';
+
+export const IconPencil: React.FC<{ style?: React.CSSProperties }> = ({ style = {} }) => {
+  return (
+    <Icon
+      style={style}
+      svg={
+        <svg
+          xmlns="http://www.w3.org/2000/svg"
+          width="1em"
+          height="1em"
+          fill="none"
+          viewBox="0 0 24 24"
+          stroke="currentColor"
+          strokeWidth="2"
+        >
+          <path
+            strokeLinecap="round"
+            strokeLinejoin="round"
+            d="M15.232 5.232l3.536 3.536m-2.036-5.036a2.5 2.5 0 113.536 3.536L6.5 21.036H3v-3.572L16.732 3.732z"
+          />
+        </svg>
+      }
+    />
+  );
+};
diff --git a/packages/client/src/hooks/use-cursor.tsx b/packages/client/src/hooks/use-cursor.tsx
new file mode 100644
index 0000000..73b2afe
--- /dev/null
+++ b/packages/client/src/hooks/use-cursor.tsx
@@ -0,0 +1,107 @@
+import { useEffect } from 'react';
+
+let timer;
+let cursor = { x: 0, y: 0 };
+let particles = [];
+
+const applyProperties = (target, properties) => {
+  for (const key in properties) {
+    target.style[key] = properties[key];
+  }
+};
+
+// Particles
+class Particle {
+  lifeSpan: number;
+  initialStyles: any;
+  velocity: { x: number; y: number };
+  position: { x: number; y: number };
+  element: HTMLElement;
+  constructor() {
+    this.lifeSpan = 20; //ms
+    this.initialStyles = {
+      'position': 'fixed',
+      'display': 'block',
+      'width': '12px',
+      'height': '12px',
+      'border-radius': '50%',
+      'pointer-events': 'none',
+      'backgroundColor': '#D61C11',
+      'will-change': 'transform',
+      'z-index': '9999999',
+    };
+  }
+  init(x, y) {
+    this.position = { x: x - 6, y: y - 6 };
+
+    this.element = document.createElement('span');
+    applyProperties(this.element, this.initialStyles);
+    this.update();
+
+    document.querySelector('.drawing-cursor').appendChild(this.element);
+  }
+  update() {
+    this.lifeSpan--;
+
+    this.element.style.transform =
+      'translate3d(' + this.position.x + 'px,' + this.position.y + 'px, 0) scale(' + this.lifeSpan / 20 + ')';
+    this.element.style.opacity = '0.5';
+  }
+  destroy() {
+    this.element.parentNode.removeChild(this.element);
+  }
+}
+
+const addParticle = (x, y) => {
+  const particle = new Particle();
+  particle.init(x, y);
+  particles.push(particle);
+};
+
+const onMousemove = (e) => {
+  cursor.x = e.clientX;
+  cursor.y = e.clientY;
+
+  addParticle(cursor.x, cursor.y);
+};
+
+const updateParticles = () => {
+  // Updated particles
+  for (let i = 0; i < particles.length; i++) {
+    particles[i].update();
+  }
+  // Remove dead particles
+  for (let i = particles.length - 1; i >= 0; i--) {
+    if (particles[i].lifeSpan < 0) {
+      particles[i].destroy();
+      particles.splice(i, 1);
+    }
+  }
+};
+const loop = () => {
+  timer = requestAnimationFrame(loop);
+  updateParticles();
+};
+
+const destroyDrawingCursor = () => {
+  document.removeEventListener('mousemove', onMousemove);
+  cancelAnimationFrame(timer);
+  cursor = { x: 0, y: 0 };
+  particles = [];
+};
+const mountDrawingCursor = () => {
+  document.querySelector('.drawing-cursor').innerHTML = '';
+  document.addEventListener('mousemove', onMousemove);
+  loop();
+};
+
+export const useDrawingCursor = (isDrawing) => {
+  useEffect(() => {
+    if (isDrawing) {
+      mountDrawingCursor();
+    }
+    return () => {
+      destroyDrawingCursor();
+    };
+  }, [isDrawing]);
+};
diff --git a/packages/client/src/tiptap/core/styles/title.scss b/packages/client/src/tiptap/core/styles/title.scss
index b00b51e..59860d9 100644
--- a/packages/client/src/tiptap/core/styles/title.scss
+++ b/packages/client/src/tiptap/core/styles/title.scss
@@ -9,18 +9,16 @@
 
     &::before {
       position: absolute;
-      bottom: 0;
+      top: 0;
       height: 0;
       color: var(--semi-color-text-0);
       pointer-events: none;
       content: attr(data-placeholder);
-      transform: translateY(-4.2em);
     }
 
     &.is-editable {
       &::before {
         color: #aaa;
-        transform: translateY(-1.7em);
       }
     }
   }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 6e3a08f..53c8611 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -135,6 +135,7 @@ importers:
       react: 17.0.2
       react-countdown: ^2.3.2
       react-dom: 17.0.2
+      react-full-screen: ^1.1.1
       react-helmet: ^6.1.0
       react-lazy-load-image-component: ^1.5.4
       react-pdf: ^5.7.2
@@ -234,6 +235,7 @@ importers:
       react: 17.0.2
       react-countdown: 2.3.2_sfoxds7t5ydpegc3knd667wn6m
       react-dom: 17.0.2_react@17.0.2
+      react-full-screen: 1.1.1_react@17.0.2
       react-helmet: 6.1.0_react@17.0.2
       react-lazy-load-image-component: 1.5.4_sfoxds7t5ydpegc3knd667wn6m
       react-pdf: 5.7.2_sfoxds7t5ydpegc3knd667wn6m
@@ -6392,6 +6394,10 @@ packages:
   /fs.realpath/1.0.0:
     resolution: {integrity: sha1-FQStJSMVjKpA20onh8sBQRmU6k8=}
 
+  /fscreen/1.2.0:
+    resolution: {integrity: sha512-hlq4+BU0hlPmwsFjwGGzZ+OZ9N/wq9Ljg/sq3pX+2CD7hrJsX9tJgWWK/wiNTFM212CLHWhicOoqwXyZGGetJg==}
+    dev: false
+
   /fsevents/2.3.2:
     resolution: {integrity: sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==}
     engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
@@ -9740,6 +9746,16 @@ packages:
     resolution: {integrity: sha512-rtGImPZ0YyLrscKI9xTpV8psd6I8VAtjKCzQDlzyDvqJA8XOW78TXYQwNRNd8g8JZnDu8q9Fu/1v4HPAVwVdHA==}
     dev: false
 
+  /react-full-screen/1.1.1_react@17.0.2:
+    resolution: {integrity: sha512-xoEgkoTiN0dw9cjYYGViiMCBYbkS97BYb4bHPhQVWXj1UnOs8PZ1rPzpX+2HMhuvQV1jA5AF9GaRbO3fA5aZtg==}
+    engines: {node: '>=10'}
+    peerDependencies:
+      react: '>= 16.8.0'
+    dependencies:
+      fscreen: 1.2.0
+      react: 17.0.2
+    dev: false
+
   /react-helmet/6.1.0_react@17.0.2:
     resolution: {integrity: sha512-4uMzEY9nlDlgxr61NL3XbKRy1hEkXmKNXhjbAIOVw5vcFrsdYbH2FEwcNyWvWinl103nXgzYNlns9ca+8kFiWw==}
     peerDependencies: