add contact mail

src/app/pages/resume/resume.component.html

           </div>
         </div>
       </div>
+
+      <div class="section section-gray-gradient">
+        <div class="container">
+          <h1 class="title">Contact Me</h1>
+          <table class="table">
+            <tr>
+              <th>
+                Mail
+              </th>
+              <td>
+                <a href="mail:cziermann@mailbox.org">cziermann@mailbox.org</a>
+              </td>
+            </tr>
+          </table>
+        </div>
+      </div>
     </div>
   </div>
 </div>