{%
  set classes = [
  'paragraph',
  'paragraph--type--' ~ paragraph.bundle|clean_class,
  view_mode ? 'paragraph--view-mode--' ~ view_mode|clean_class,
  not paragraph.isPublished() ? 'paragraph--unpublished'
]
%}

{% set anchor_id = '' %}
{% if paragraph.hasField('field_anchor_id') and not paragraph.field_anchor_id.isEmpty() %}
  {% set anchor_id = paragraph.field_anchor_id.value|clean_id %}
{% endif %}

<div{{ attributes.addClass(classes).setAttribute('id', anchor_id) }}>
  {{ content }}
</div>