app/views/dashboard/poster/_poster_options.html.erb
<div class="small-12 medium-3 column">
<% if action_name != "index" %>
<%= link_to t("dashboard.poster.options.preview"),
proposal_dashboard_poster_index_path(proposal),
class: "button expanded" %>
<% end %>
<%= link_to t("dashboard.poster.options.download"),
proposal_dashboard_poster_index_path(proposal, format: :pdf),
class: "button expanded" %>
</div>