Change </br> to <br/>

content/about/contact.erb

@@ -77,7 +77,7 @@ contact_links:
         <h1 class='title has-text-centered'>Call us</h1>
         <div class='is-divider'></div>
         <p id='phone-number' class='is-size-5'>
-          +32 9 264 47 51</br>
+          +32 9 264 47 51<br/>
           Intern: 4751
         </p>
       </div>
@@ -92,9 +92,9 @@ contact_links:
           You can find our hiding place, or what we call <strong>'de kelder'</strong> at the basement level of following address:
         </p>
         <blockquote id='address' class='is-size-5'>
-          Krijgslaan 281 </br>
-          Campus Sterre S9 </br>
-          9000 Gent </br>
+          Krijgslaan 281<br/>
+          Campus Sterre S9<br/>
+          9000 Gent<br/>
         </blockquote>
         <div id='contact-location-buttons'>
           <a class='button' href='https://www.google.com/maps/place/Zeus+WPI/@51.023115,3.7103,17z/data=!4m5!3m4!1s0x0:0x49fd54f81cafeb5f!8m2!3d51.0231149!4d3.7103?hl=en-US'>