diff --git a/cet html/demo.html b/cet html/demo.html
new file mode 100644
index 0000000..57d1a35
--- /dev/null
+++ b/cet html/demo.html	
@@ -0,0 +1,64 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Cet Basics</title>
+</head>
+<body>
+    <h1><h1><u>Choco</u></h1>
+<p><b>My name is choco vijeth</b></p>
+<p>Sule Munde</p>
+<p>W3Schools is the world's largest web developer site. We are on a quest to make learning available to everyone - everywhere. 
+<hr>For over 20 years, we’ve provided free tutorials and hands-on coding exercises in HTML, CSS, JavaScript, Python, 
+<hr>SQL, and more. Millions of students, teachers, and developers use W3Schools to build skills and grow their knowledge. Start coding today with W3Schools.</p>
+
+10<sup>2</sup><br>
+10<sub>2</sub><br>
+<img src="https://images-na.ssl-images-amazon.com/images/G/01/AmazonExports/Events/2024/Stores-Gaming/FinalGraphics/Fuji_Gaming_store_Dashboard_card_1x_EN._SY304_CB564799420_.jpg" alt="gand mari" loading="lazy">
+<table border ="1">
+    <tr>
+        <th>SL NO</th>
+        <th>cricketer</th>
+    </tr>
+
+    <tr>
+        <td>1</td>
+        <td>rahul dravid</td>
+    </tr>
+
+    <tr>
+        <td>2</td>
+        <td>Dhoni</td>
+    </tr>
+</table>
+<ol>
+    <li>apple</li>
+    <li>orange</li>
+</ol>
+<ol type="I">
+    <li>robsa</li>
+    <li>chikko</li>
+</ol>
+<a href="https://www.keybr.com/">keybr</a>
+<form>
+    <h3>Enter you full name:</h3>
+    <input type="text" placeholder="enter your fname"><br>
+    <h3>Enter you last name:</h3>
+    <input type="text" placeholder="enter your lname"><br>
+
+    <input type="checkbox" id="html" value="html">
+    <label for="html">HTML</label><br>
+    
+    <input type="checkbox" id="css" value="css">
+    <label for="css">CSS</label><br>
+    
+    <input type="checkbox" id="js" value="js">
+    <label for="js">JS</label><br>
+    
+    <input type="submit">
+<br>
+    <iframe src="/images/guchchi.JPG" frameborder="0" loading="lazy"></iframe>
+</form>
+</body>
+</html>
\ No newline at end of file
diff --git a/html/level 1/comment.html b/html/level 1/comment.html
index c478cdf..05d0431 100644
--- a/html/level 1/comment.html	
+++ b/html/level 1/comment.html	
@@ -9,5 +9,7 @@
     <!-- This is my 
         first comment -->
     <h1>Hello World !!!</h1>
+    <!-- Second comment -->
+     <h2>This is my second heading</h2>
 </body>
 </html>
\ No newline at end of file
diff --git a/html/level 2/hr.html b/html/level 2/hr.html
index cc62312..c7cf381 100644
--- a/html/level 2/hr.html	
+++ b/html/level 2/hr.html	
@@ -9,5 +9,7 @@
     <h1>testing HR Tag</h1>
     <hr>
     <p>this is the testing of HR tag</p>
+    <hr>
+    <p>Horizontal Rule tag is used to create a thematic break in the HTML page</p>
 </body>
 </html>
\ No newline at end of file
diff --git a/html/level 5/unordered-list.html b/html/level 5/unordered-list.html
index f29fd23..f590e9e 100644
--- a/html/level 5/unordered-list.html	
+++ b/html/level 5/unordered-list.html	
@@ -3,13 +3,15 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Document</title>
+    <title>hobbies</title>
 </head>
 <body>
     <ul>
         <li>Cycling</li>
         <li>Cricket</li>
         <li>YouTube</li>
+        <li>Coding</li>
+        <li>Reading</li>
     </ul>
 </body>
 </html>
\ No newline at end of file
