diff --git a/try.md b/try.md
index e4ea6ebf..49fe96ba 100644
--- a/try.md
+++ b/try.md
@@ -4,11 +4,11 @@
 
   <div class="row text-center">
     <div class="col-md-6">
-      <a href="https://demo.yunohost.org/webmail" class="btn btn-primary">User interface</a>
+      <a href="https://demo.yunohost.org/webmail" class="btn btn-primary btn-lg">User interface</a>
       <p class="text-muted">Username: demo<br>Password: demo</p>
     </div>
     <div class="col-md-5">
-      <a href="https://demo.yunohost.org/ynhadmin" class="btn btn-danger">Administrator interface</a>
+      <a href="https://demo.yunohost.org/ynhadmin" class="btn btn-danger btn-lg">Administrator interface</a>
       <p class="text-muted">Password: demo</p>
     </div>
   </div>