diff --git a/CrossDown.py b/CrossDown.py
index c519f28..4b083b7 100644
--- a/CrossDown.py
+++ b/CrossDown.py
@@ -10,6 +10,35 @@ except ModuleNotFoundError:
     EXTRA_ABLE = False
 
 
+HEAD = """
+<script type="text/javascript" async
+      src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML">
+    </script>
+<link href="https://cdn.jsdelivr.net/npm/prismjs/themes/prism.css" rel="stylesheet" />
+<script src="https://cdn.jsdelivr.net/npm/prismjs/prism.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/prismjs/components/prism-yaml.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
+<style>
+.block {
+    background-color: grey; /* 灰色背景 */  
+    color: white; /* 白色文字 */  
+}
+</style> 
+"""
+
+
+BODY = """
+<script>  
+    mermaid.initialize({{startOnLoad:true}});  
+</script>
+<script>  
+document.addEventListener('DOMContentLoaded', function() {  
+    emojify.run();  
+});  
+</script>
+"""
+
+
 class Style:
     """
     渲染字体样式
@@ -226,7 +255,7 @@ class Basic:
         return re.sub('// .*?\n', '\n', text)
 
 
-def add_indent_to_string(input_string: str, indent_spaces: int = 4):
+def indent(input_string: str, indent_spaces: int = 4):
     """
     给字符串中的每一行前面加上缩进。
     :param input_string: 原始字符串，可以包含多行。
@@ -284,26 +313,12 @@ if __name__ == '__main__':
     <meta charset="UTF-8">  
     <meta name="viewport" content="width=device-width, initial-scale=1.0">  
     <title>UTF-8编码示例</title>  
-    <script type="text/javascript" async
-      src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML">
-    </script>
-    <link href="https://cdn.jsdelivr.net/npm/prismjs/themes/prism.css" rel="stylesheet" />
-    <script src="https://cdn.jsdelivr.net/npm/prismjs/prism.js"></script>
-    <script src="https://cdn.jsdelivr.net/npm/prismjs/components/prism-yaml.min.js"></script>
-    <style>  
-    .block {{  
-        background-color: grey; /* 灰色背景 */  
-        color: white; /* 白色文字 */  
-    }}
-    </style> 
-    <script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
+    {indent(HEAD)}
     <!-- 可以在这里添加其他元数据和CSS链接 -->  
 </head>  
 <body>
-    <script>  
-        mermaid.initialize({{startOnLoad:true}});  
-    </script>
-    {add_indent_to_string(cd, 4)}
+    {indent(BODY)}
+    {indent(cd, 4)}
 </body>  
 </html>
 """)
diff --git a/README.html b/README.html
index 0da1baa..cbc6132 100644
--- a/README.html
+++ b/README.html
@@ -4,24 +4,31 @@
     <meta charset="UTF-8">  
     <meta name="viewport" content="width=device-width, initial-scale=1.0">  
     <title>UTF-8编码示例</title>  
+        
     <script type="text/javascript" async
-      src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML">
-    </script>
+          src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML">
+        </script>
     <link href="https://cdn.jsdelivr.net/npm/prismjs/themes/prism.css" rel="stylesheet" />
     <script src="https://cdn.jsdelivr.net/npm/prismjs/prism.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/prismjs/components/prism-yaml.min.js"></script>
-    <style>  
-    .block {  
+    <script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
+    <style>
+    .block {
         background-color: grey; /* 灰色背景 */  
         color: white; /* 白色文字 */  
     }
     </style> 
-    <script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
     <!-- 可以在这里添加其他元数据和CSS链接 -->  
 </head>  
 <body>
+        
     <script>  
-        mermaid.initialize({startOnLoad:true});  
+        mermaid.initialize({{startOnLoad:true}});  
+    </script>
+    <script>  
+    document.addEventListener('DOMContentLoaded', function() {  
+        emojify.run();  
+    });  
     </script>
         <div class="toc">
     <ul>
@@ -105,6 +112,7 @@
     </li>
     <li><a href="#9">9 表格</a></li>
     <li><a href="#10">10 警告</a></li>
+    <li><a href="#11-emoji">11 Emoji</a></li>
     </ul>
     </div>
     <hr />
@@ -266,5 +274,8 @@
     <div class="admonition 这是一条警告">
     <p class="admonition-title">这是一条警告</p>
     </div>
+    <h1 id="11-emoji">11<span id="11"></span> Emoji</h1>
+    <p>:heart:</p>
+    <p>:smile:</p>
 </body>  
 </html>
diff --git a/README.md b/README.md
index 0109376..0d2575f 100644
--- a/README.md
+++ b/README.md
@@ -208,4 +208,11 @@ graph LR
 | 单元格4 | 单元格5 | 单元格6 |
 
 10 警告
+
 !!! 这是一条警告
+
+11 Emoji
+
+:heart:
+
+:smile:
diff --git a/requirement.txt b/requirement.txt
index 6f3c063..cb36c56 100644
--- a/requirement.txt
+++ b/requirement.txt
@@ -1 +1,3 @@
-markdown>=0
\ No newline at end of file
+Markdown>=3.7
+matplotlib>=3.9.2
+numpy>=2.1.1
\ No newline at end of file
