Update index.html

Author: SAMIR PAUL

index.html

@@ -40,10 +40,10 @@ <h5>Enter Codeforces Handle</h5>
 
             <div class="developer">
                 <hr class="solid">
-                <h6>design and developed by :</h6>
+                <h6>designed and developed by :</h6>
                 <div class="develop">
-                    <p><strong><a href="https://codeforces.com/profile/striver290"
-                                alt="visit profile">Striver290</a></strong></p>
+                    <p><strong><a href="https://github.com/SamirPaul1"
+                                alt="visit profile">SAMIR PAUL</a></strong></p>
                 </div>
             </div>
         </div>
@@ -94,4 +94,4 @@ <h6>design and developed by :</h6>
     crossorigin="anonymous"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.0/jquery.min.js"></script>
 
-</html>
+</html>