BathHacked/energy-sparks

<%= simple_form_for([:admin, @newsletter]) do |f| %>
  <%= f.input :title, as: :string %>
  <%= f.input :url, as: :string %>
  <%= f.input :published_on, as: :tempus_dominus_date, default_date: Date.today, input_html: { class: "form-control form-control-lg" } %>
  <%= f.input :image, hint: "Please use an image with a width of 300 pixels and a height of 200 pixels" %>
  <%= f.button :submit %>
<% end %>