diff --git a/internal_packages/onboarding/stylesheets/onboarding.less b/internal_packages/onboarding/stylesheets/onboarding.less
index 306257f44..fcad0ae98 100644
--- a/internal_packages/onboarding/stylesheets/onboarding.less
+++ b/internal_packages/onboarding/stylesheets/onboarding.less
@@ -60,6 +60,7 @@
     width:100%;
     margin-bottom:20px;
     background-color: #F5F5F5;
+    text-align: center;
   }
 
   .environment-selector {
diff --git a/src/atom.coffee b/src/atom.coffee
index 033f668b2..a73f83fa6 100644
--- a/src/atom.coffee
+++ b/src/atom.coffee
@@ -732,6 +732,7 @@ class Atom extends Model
     @item = document.createElement("atom-workspace")
     @item.setAttribute("id", "sheet-container")
     @item.setAttribute("class", "sheet-container")
+    @item.setAttribute("tabIndex", "-1")
 
     React = require "react"
     SheetContainer = require './sheet-container'