wip from ATB

app/views/install/routing.html

@@ -1,5 +1,5 @@
-{installer-nav}
-<div class="container">
+<div class="context-main-bg my-3 pb-3 rounded col-10 offset-1">
+    {installer-nav}
     <div class="row justify-content-center">
         <div class="col-md-10">
             <p class="mt-4">The Tempus Project uses rewrites in htaccess files (Apache), or location directives (Nginx), to automatically route all incoming traffic through the app. In this step, we will help set-up and then test that the required configurations have been made.</p>