templates/components/details.html
<details class="govuk-details">
<summary class="govuk-details__summary">
<span class="govuk-details__summary-text">
{{ question.title }}
</span>
</summary>
<div class="govuk-details__text">
{% if question.description %}
{{ question.description|safe }}
{% endif %}
{% if question.components %}
{% for component in question.components %}
{% include "components.html" with question=component errors=errors %}
{% endfor %}
{% endif %}
</div>
</details>