diff --git a/index.html b/index.html
index 013e9f3..a451800 100644
--- a/index.html
+++ b/index.html
@@ -24,7 +24,7 @@
 
     <style>
         .hero-carousel .carousel-item-1 {
-            background: url("https://geohackweek.github.io/assets/images/banner.jpg") no-repeat center center;
+            background: url("https://geo-smart.github.io/assets/img/home.jpg") no-repeat center center;
             background-size: cover;
         }
     </style>
@@ -104,6 +104,14 @@ <h1 class="hero-heading mb-2">
             </div>
             <div class="hero-intro mb-4">Application of Machine Learning in Hydrology and Cryosphere Science.
             </div>
+            <div class="hero-cta">
+                <a class="btn btn-primary btn-lg m-2"
+                   href="intro.html"
+                   target="_blank"
+                >
+                Event Jupyter Book
+                </a>
+            </div>
         </div>
         <!--//hero-text-block-->
     </div>