diff --git a/Blog.html b/Blog.html
index 9ec960bd..a5f8c046 100644
--- a/Blog.html
+++ b/Blog.html
@@ -198,7 +198,7 @@
   <header>
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo">
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
       <button class="mobile-menu-btn">
         <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" stroke="black">
diff --git a/Security.html b/Security.html
index 98ef097e..2f244e57 100644
--- a/Security.html
+++ b/Security.html
@@ -278,7 +278,7 @@
   <header>
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
   
       <button class="mobile-menu-btn" >
diff --git a/Signup2.html b/Signup2.html
index 23d8056c..97aba7e5 100644
--- a/Signup2.html
+++ b/Signup2.html
@@ -219,7 +219,7 @@ <h2 class="auth-title">Welcome Back</h2>
             </div>
 
             <div class="social-signin">
-              <button type="button" class="social-btn">
+              <button type="button" class="social-btn" id="googleSignInBtn">
                 <i class="fa-brands fa-google"></i> Google
               </button>
               <button type="button" class="social-btn">
diff --git a/about.html b/about.html
index d2889888..2fbde6d0 100644
--- a/about.html
+++ b/about.html
@@ -262,7 +262,7 @@
     <div id="cursor"></div>
     <nav class="navbar" style="z-index: 1">
       <div class="logo">
-        <img src="img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
       <button class="mobile-menu-btn">
         <svg
diff --git a/contact.html b/contact.html
index f2295a92..908cb530 100644
--- a/contact.html
+++ b/contact.html
@@ -558,7 +558,7 @@
     <header>
       <nav class="navbar">
         <div class="logo">
-          <img src="./img/logo2.png" alt="Logo" />
+          <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
         </div>
         <button class="mobile-menu-btn">
           <svg
diff --git a/contributors.html b/contributors.html
index 4fa5aeee..a238399f 100644
--- a/contributors.html
+++ b/contributors.html
@@ -484,7 +484,7 @@
 <body>
   <nav class="navbar">
     <div class="logo">
-      <img src="./img/logo2.png" alt="Logo" />
+      <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
     </div>
 
     <button class="mobile-menu-btn" >
diff --git a/login.html b/login.html
index 445f877d..1a9a729a 100644
--- a/login.html
+++ b/login.html
@@ -293,7 +293,7 @@
 
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
   
       <button class="mobile-menu-btn" >
diff --git a/platform.html b/platform.html
index c4eeea06..aaedb674 100644
--- a/platform.html
+++ b/platform.html
@@ -306,7 +306,8 @@
   <header>
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo">
+        <a href="/index.html"><img src="./img/logo2.png" alt="Logo">
+        </a>
       </div>
 
       <button class="mobile-menu-btn">
@@ -357,6 +358,18 @@ <h2>Codeforces</h2>
           <h2>GeeksforGeeks</h2>
           <a href="https://geeksforgeeks.org" target="_blank">Explore Now</a>
         </div>
+
+        <div class="platform-card">
+          <img src="img/codechef.png" alt="codechef Logo">
+          <h2>CodeChef</h2>
+          <a href="https://www.codechef.com/" target="_blank">Explore Now</a>
+        </div>
+
+        <div class="platform-card">
+          <img style="padding-top: 50px;padding-bottom: 50px;" src="img/new-cn-logo.png" alt="code360 Logo">
+          <h2>Code 360 by Coding Ninjas</h2>
+          <a href="https://www.codingninjas.com" target="_blank">Explore Now</a>
+        </div>
       </div>
     </section>
   </main>
diff --git a/privacy.html b/privacy.html
index c1abff21..8ee0571d 100644
--- a/privacy.html
+++ b/privacy.html
@@ -306,7 +306,7 @@
   <header>
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
   
       <button class="mobile-menu-btn" >
diff --git a/signup.html b/signup.html
index ee628aa6..1d20ce17 100644
--- a/signup.html
+++ b/signup.html
@@ -290,7 +290,7 @@
   <body>
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
   
       <button class="mobile-menu-btn" >
diff --git a/terms.html b/terms.html
index fe182215..e1a3fe74 100644
--- a/terms.html
+++ b/terms.html
@@ -599,7 +599,7 @@
 
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
   
       <button class="mobile-menu-btn" >
diff --git a/work.html b/work.html
index ed41b778..d92759df 100644
--- a/work.html
+++ b/work.html
@@ -373,7 +373,7 @@
   <header>
     <nav class="navbar">
       <div class="logo">
-        <img src="./img/logo2.png" alt="Logo" />
+        <a href="./index.html"><img src="./img/logo2.png" alt="Logo" /></a>
       </div>
       <button class="mobile-menu-btn">
         <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" stroke="black">
