Update _index.html

content/en/_index.html

@@ -7,7 +7,7 @@ title = "Docker Community"
 {{< blocks/cover title="Get Involved with Docker" image_anchor="top" height="full" color="dark" >}}
 <div class="mx-auto">
 	<a class="btn btn-lg btn-primary mr-3 mb-4" href="{{< relref "/docs/" >}}">
-		Learn More <i class="fas graduation-cap ml-2"></i>
+		Learn More <i class="fas fa-graduation-cap ml-2"></i>
 	</a>
 	
 	<p class="lead mt-5">Join our community of thousands contributors. Find resources below to help you get started and contribute to Docker, whether it's through code, joining our Slack channel or becoming a Community Leader to start organizing events. This website is built by the community for the community, anyone can contribute to it. This community website is maintained by Docker community members. 
@@ -174,7 +174,7 @@ title = "Docker Community"
       class="btn btn-lg btn-primary mr-3 mb-4"
       href="http://dockr.ly/slack"
     >
-      Join the Docker community Slack <i class="fas fa-slack ml-2"></i>
+      Join the Docker community Slack <i class="fas fa-slack-hash ml-2"></i>
     </a>
   </div>
 </div>