diff --git a/Course.php b/Course.php
index bc54479..ee5a012 100644
--- a/Course.php
+++ b/Course.php
@@ -163,7 +163,7 @@ include 'Header.php';
 				if($att4!=""){
 				    $full_link= $full_link."| <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";
 				}
-				echo "<div class='card' style='word-wrap: break-word;'><div class='card-body'>
+				echo "<div class='card mt-md-2' style='word-wrap: break-word;'><div class='card-body'>
   <h5 class='card-title'>$title</h5> <h6 class='card-subtitle''>($Marks Marks, $type)</h6> <br> <p class='card-text'> $ins </p>
   <p> <small>Attachments</small>: $full_link </p>
   <p class='card-text'> <small> Posted: $posted  &nbsp;&nbsp; Deadline: $deadline </small> </p>
@@ -226,7 +226,7 @@ Lab_Report_ID not in (select Lab_Report_ID from lab_report_submissions where (St
 				    $full_link= $full_link."| <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";
 				}
 
-				echo "<div class='card' style='word-wrap: break-word;'> <div class='card-body'> <span class='btn btn-sm btn-outline-danger'>MISSED</span> <h5 class='card-title'>$title</h5> <h6 class='card-subtitle'>($marks Marks)</h6> <br/> <p class='card-text'> $ins</p>
+				echo "<div class='card mt-md-2' style='word-wrap: break-word;'> <div class='card-body'> <span class='btn btn-sm btn-outline-danger'>MISSED</span> <h5 class='card-title'>$title</h5> <h6 class='card-subtitle'>($marks Marks)</h6> <br/> <p class='card-text'> $ins</p>
    <br> <p class='card-text'> <small> Posted: $posted &nbsp;&nbsp;&nbsp; Deadline: $deadline  &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br> Attachments: $full_link </small></p>
 </div></div><br>";
 
@@ -408,7 +408,7 @@ where Lab_Report_ID=$lab_repo_id and (lab_report_submissions.Student_id='$studen
 				}
 
 
-				echo "<div class='card' style='word-wrap:break-word;'> <div class='card-body'>
+				echo "<div class='card mt-md-2' style='word-wrap:break-word;'> <div class='card-body'>
   <h5 class='card-title'>$title</h5>  <h5 class='card-subtitle'>($marks marks out of $Originalmarks)</h6><br> <p class='card-text'>Lecturer feedback $notes &nbsp;&nbsp; $remarking</p> <small>Submitted files: ";
 				$Sub_result = mysqli_query($con,"SELECT `Submission_ID`, `Submission_Date`, lab_report_submissions.Lab_Report_ID,
   lab_report_submissions.Student_id sub_std, lab_report_submissions.Course_Group_id, `Attachment1`,
diff --git a/Header.php b/Header.php
index cc094e5..dc33ba6 100644
--- a/Header.php
+++ b/Header.php
@@ -35,13 +35,6 @@ if (mysqli_connect_errno()) {
 	<script src="./css/jquery.datetimepicker.min.js" type="text/javascript"></script>
 
 	<style>
-	 .nav-item {
-	     border-color: #00ff66;
-	 }
-
-	 .nav-tabs {
-	     border-color: #00ff66;
-	 }
 
 	 .btn-default {
 	     border: 1px solid #e6f2ff;