<div class=“hero {% if include.date %}article__hero{% endif %}”>

<div class="hero__container">
  {% if include.image %}
    <img src="{{ include.image }}" />
  {% endif %}
  {% if include.date %}
    <div class="article__container">
      <h1 class="article__title">{{ page.title | escape }}</h1>
      <div class="article__meta">Paru le <time>{{ page.date | date: "%m/%d" }}</time></div>
    </div>
  {% else %}
  <h1 class="hero__title">{{ include.title | escape }}</h1>
  {% endif %}
</div>

</div>