label now linked to input

src/index.html

@@ -103,17 +103,17 @@
                         <td>
 
                             <label for="firstname">Firstname</label> <br>
-                            <input type="text" name="firstname">
+                            <input type="text" name="firstname" id="firstname">
                         </td>
                         <td>
                             <label for="lastname">Lastname</label> <br>
-                            <input type="text" name="lastname">
+                            <input type="text" name="lastname" id="lastname">
                         </td>
                     </tr>
                     <tr>
                         <td colspan="2">
                             <label for="subject">Subject</label> <br>
-                            <input type="text" name="subject">
+                            <input type="text" name="subject" id="subject">
                         </td>
                     </tr>
                     <tr>