Apply same html and css to the action buttons in environment show view table...

Apply same html and css to the action buttons in environment show view table as the ones in index table

app/views/projects/deployments/_actions.haml

 - if can?(current_user, :create_deployment, deployment)
   - actions = deployment.manual_actions
   - if actions.present?
-    .inline
+    .btn-group
       .dropdown
-        %a.dropdown-new.btn.btn-default{ type: 'button', 'data-toggle' => 'dropdown' }
+        %button.dropdown.dropdown-new.btn.btn-default{ type: 'button', 'data-toggle' => 'dropdown' }
           = custom_icon('icon_play')
           = icon('caret-down')
         %ul.dropdown-menu.dropdown-menu-align-right
@@ -12,4 +12,3 @@
               = link_to [:play, @project.namespace.becomes(Namespace), @project, action], method: :post, rel: 'nofollow' do
                 = custom_icon('icon_play')
                 %span= action.name.humanize
-

app/views/projects/deployments/_deployment.html.haml

@@ -17,6 +17,6 @@
     #{time_ago_with_tooltip(deployment.created_at)}
 
   %td.hidden-xs
-    .pull-right
+    .pull-right.btn-group
       = render 'projects/deployments/actions', deployment: deployment
       = render 'projects/deployments/rollback', deployment: deployment

app/views/projects/environments/show.html.haml

@@ -16,7 +16,7 @@
         - if can?(current_user, :create_deployment, @environment) && @environment.can_stop?
           = link_to 'Stop', stop_namespace_project_environment_path(@project.namespace, @project, @environment), data: { confirm: 'Are you sure you want to stop this environment?' }, class: 'btn btn-danger', method: :post
 
-  .deployments-container
+  .environments-container
     - if @deployments.blank?
       .blank-state.blank-state-no-icon
         %h2.blank-state-title