diff --git a/app/views/proposals/show.html.erb b/app/views/proposals/show.html.erb
index 1a5de351b..6550ece24 100644
--- a/app/views/proposals/show.html.erb
+++ b/app/views/proposals/show.html.erb
@@ -51,7 +51,7 @@
         <blockquote><%= @proposal.summary %></blockquote>
 
         <% if @proposal.video_url.present? %>
-          <div class="small-12 medium-7">
+          <div class="small-12 medium-7 small-centered">
             <div class="flex-video">
               <div id="js-embedded-video" data-video-code="<%= embedded_video_code %>"></div>
             </div>