Add upcoming Stockholm event

Author: JoelBesada

index.html

@@ -46,7 +46,13 @@
 
         <div id="top-background"></div>
         <img id="logo" src="img/logo.png" alt="Code In the Dark - Logo">
-
+    
+    <div class="part">
+      <h2>Upcoming events</h2>
+      <p>
+        Stockholm &middot; Festen &middot; September 8 <a href="https://codeinthedark-festen.confetti.events/" target="_blank">RSVP</a>
+      </p>
+    </div>
     <div class="part">
         <!-- Begin MailChimp Signup Form -->
         <form action="http://tictail.us5.list-manage.com/subscribe/post?u=60d42db48b2624c1363510b97&amp;id=9e1e3399f7" method="post" id="newsletter-subscribe" name="mc-embedded-subscribe-form" class="validate" target="_blank" novalidate>