diff --git a/views/app/index.html b/views/app/index.html
index 718ce2867b..297dc87786 100644
--- a/views/app/index.html
+++ b/views/app/index.html
@@ -64,7 +64,7 @@
 <newTask: nonvoid>
   <form data-task-type={{{type}}} x-bind=submit:addTask>
     {{{content}}}
-    <input type=submit value=Add>
+    <input class="btn" type=submit value=Add>
   </form>
 
 <Body:>