app/views/authentication/_form.html.haml
.row.form-group
.well.col-md-4.col-md-offset-4
%h3.page-header Sign into gCamp
.text-danger
= flash[:error]
.col-md-12
= form_tag signin_path, method: :post, :class => "form-horizontal", :role => 'form' do
.form-group
= label_tag :email, nil, class: "control-label"
.col-md-12
= text_field_tag :email, nil, autofocus: true, class: "form-control"
.form-group
= label_tag :password, nil, class: "control-label"
.col-md-12
= password_field_tag :password, nil, class: "form-control"
.form-group
.col-md-12
= submit_tag 'Sign in', class: 'btn btn-primary'