<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="input_fields_wrap">
<button class="add_field_button">Add More Fields</button>
<div>
<table>
<tr>
<td>Subject Code</td>
<td>Subject Name</td>
<td>Subject Credit</td>
<td>Theory Credit </td>
</tr>
<tr>
<td><input type="text" name="mytext[]"></td>
<td><input type="text" name="mytext[]"></td>
<td><input type="text" name="mytext[]"></td>
<td><input type="text" name="mytext[]"></td>
</tr>
</table>
</div>
</div>