drupal-slider-layers.html.twig in Drupal Slider 8

<div class="sp-slide"> 
	<div class="sp-image"> <img src="../src/images/blank.gif" 
		data-src="{{ background_img }}"/>
	</div> 			 
  {% if layers is not empty %}
    {% for layer in layers %}
      {% if layer.value is not empty %}
        <div class="sp-layer sp-white sp-padding"
           data-horizontal="{{ layer.attributes.horizontal }}" 
           data-vertical="{{ layer.attributes.vertical }}"
           data-show-delay="{{ layer.attributes.show_delay }}"
           data-hide-delay="{{ layer.attributes.hide_delay }}"
           data-show-transition="{{ layer.attributes.show_transition }}"
           data-hide-transition="{{ layer.attributes.hide_transition }}">
           {{ layer.value }} 
        </div>
      {% endif %}
    {% endfor %}  
  {% endif %}
</div>