<ul class="pager {{ extra_pager_classes }}">
    {% if page.has_previous %}
        <li {% if not centered %}class="previous"{% endif %}>
            <a title="{{ previous_title }}"
               href="{{ previous_page_url|default:"#"|escape }}">{{ previous_label }}</a>
        </li>
    {% else %}
        <li class="{% if not centered %}previous{% endif %} disabled">
            <span title="{{ previous_title }}">{{ previous_label }}</span>
        </li>
    {% endif %}
    {% if page.has_next %}
        <li {% if not centered %}class="next"{% endif %}>
            <a title="{{ next_title }}"
               href="{{ next_page_url|default:"#"|escape }}">{{ next_label }}</a>
        </li>
    {% else %}
        <li title="{{ next_title }}"
            class="{% if not centered %} next{% endif %} disabled">
            <span>{{ next_label }}</span>
        </li>
    {% endif %}
</ul>
