codeharborhub
diff --git a/‎courses/html/basic/intro-html.md
Lines changed: 2 additions & 4 deletions b/‎courses/html/basic/intro-html.md
Lines changed: 2 additions & 4 deletions
@@ -31,9 +31,8 @@ To create your first web page, you need to create an HTML file. An HTML file is
 
 Here is an example of a simple HTML file:
 
-
 ```html title="index.html"
-<!DOCTYPE html>
+<!doctype html>
 <html>
   <head>
     <title>My First Web Page</title>
@@ -50,7 +49,6 @@ Here is an example of a simple HTML file:
     <p>Welcome to my first web page.</p>
 </BrowserWindow>
 
-
 In this example, the HTML file contains the following elements:
 
 - `<!DOCTYPE html>`: This declaration defines the document type and version of HTML.
@@ -82,4 +80,4 @@ HTML is the foundation of web development. Learning HTML is essential for anyone
 
 ## Summary
 
-In this section, you learned the basics of HTML, the foundation of web development. You created your first web page using HTML and learned about HTML elements and attributes. HTML is the standard markup language for creating web pages, and it is essential for anyone who wants to create web pages and web applications. In the next section, you will learn more about HTML elements and attributes.
+In this section, you learned the basics of HTML, the foundation of web development. You created your first web page using HTML and learned about HTML elements and attributes. HTML is the standard markup language for creating web pages, and it is essential for anyone who wants to create web pages and web applications. In the next section, you will learn more about HTML elements and attributes.