{# Background, title size and anchor (SectionStyleMixin). Opens by itself when one of them has an error. #}
<details class="dp-edit-details"{% if form.anchor.errors or form.background.errors or form.title_level.errors %} open{% endif %}>
  <summary>Section options</summary>
  <div class="editor-form__grid editor-form__grid--two">
    {% include "displaypage/partials/section_edit/field.html" with field=form.background label="Background" %}
    {% include "displaypage/partials/section_edit/field.html" with field=form.title_level label="Title size" %}
  </div>
  {% include "displaypage/partials/section_edit/field.html" with field=form.anchor label="Anchor" hint="(optional id, for links like #contact)" %}
</details>