diff --git a/Course.php b/Course.php
index 6ab84f1..5ad5d2e 100644
--- a/Course.php
+++ b/Course.php
@@ -100,17 +100,11 @@ if( $_SESSION['user_type'] == "Student")
     <a class="nav-link" data-toggle="tab" href="#menu4">Marked</a>
     </li>
     
-    <!----------Delete Course----------->
-
-    <li style="padding-left:15em">
-<html lang="en">
-    <head>
-        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" 
-                                    integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm"crossorigin="anonymous">
-    </head>
-
+    <!----------Delete Course Button----------->
+    <li>
+<html>
 <body>
-
+	
 <div class="modal fade" id="delcourse">
         <div class="modal-dialog">
             <div class="modal-content">
@@ -119,32 +113,33 @@ if( $_SESSION['user_type'] == "Student")
                     <button type="button" class="close red" data-dismiss="modal">
                         <span>&times;</span>
                     </button>
-                    
                 </div>
                 <div class="modal-body">
                     <p>Are you sure about deleting this course? This action can not be reversed!</p>
                 </div>
                     <div class="modal-footer"> 
                     <form method="POST" action="">
-                        <button type="button" class="btn action-button shadow animate blue" data-dismiss="modal">Cancel</button>
-                        <input type="submit" name="submit" class="action-button shadow animate red" value="Delete Course" />
+                        <button type="button" class="btn action-button blue" data-dismiss="modal">Cancel</button>
+                        <input type="submit" name="submit" class="btn action-button red" value="Delete"/>
                     </form>
 
                     </div>
                 </div>
             </div>
         </div>
-</div>
+        </div>
         <div class="row">
             <div class="col">
-                <button type="button" class="btn action-button shadow animate red" data-toggle="modal" data-target="#delcourse">Delete Course</button>
+                <button type="button" class="btn action-button red" data-toggle="modal" data-target="#delcourse">Delete Course</button>
             </div>
         </div>
     </div>
-    
+</div>
+  
  <?php
+
 // Connect to MySQL database
-$con = mysqli_connect("localhost",  $mysql_username, $mysql_password, "lrr");
+$con = mysqli_connect("localhost","username","password","lrr");
 
 // Check connection
 if (mysqli_connect_errno())
@@ -156,59 +151,37 @@ if(isset($_POST['submit'])){
     $result = mysqli_query($con, "DELETE FROM course_students_table WHERE Course_ID='$course_id'");
     
 }
-
  ?>
 
-
-<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN"
+<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" 
+    integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN"
         crossorigin="anonymous"></script>
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q"
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" 
+    integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q"
         crossorigin="anonymous"></script>
-    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl"
+    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" 
+    integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl"
         crossorigin="anonymous"></script>
   <style>
 
     /*--------------------[ Delete Course Button ]*/
-
-.animate
-{
-	transition: all 0.1s;
-	-webkit-transition: all 0.1s;
-}
-a:hover { text-decoration: none; 
-}
 .action-button {
-	position: relative;
-	padding: 5px 15px;
-    margin: 0px 5px 5px 0px;
-    float: left;
-	border-radius: 5px;
 	font-family: 'Pacifico', cursive;
 	font-size: 18px;
 	color: #FFF;
 	text-decoration: none;	
 }
-
-.red
-{
+.red {
 	background-color: #E74C3C;
 	border-bottom: 5px solid #BD3E31;
 	text-shadow: 0px -2px #BD3E31;
 }
-.blue
-{
+.blue {
 	background-color: #4d4dff;
 	border-bottom: 5px solid #4d4dff;
 	text-shadow: 0px -2px #4d4dff;
 }
-.action-button:active
-{
-	transform: translate(0px,5px);
-  -webkit-transform: translate(0px,5px);
-	border-bottom: 1px solid;
-}
 </style>
-
 </body>
 </html>
 </li>
