app/cells/decidim/comparative_stats/metric_piecharts/show.erb
<div class="row small-up-1 smallmedium-up-2 mediumlarge-up-3 large-up-4 card-grid">
<% metrics.each do |name, metric| %>
<div class="column" style="padding: 1em">
<div class="card">
<div class="card-divider">
<%= title name %>
</div>
<div class="card-section">
<%= pie_chart metric, id: "pie_chart_#{name}" %>
</div>
</div>
</div>
<% end %>
</div>