prueba.html

<div class="cellphone-slider-container">
    <div class="cellphone-slides-container">
      <div class="cellphone-slider">
        <div class="cellphone-slide" id="cellphone-1">
          <img src="assets/img/cellphone-1.jpg" />
        </div>
        <div class="cellphone-slide" id="cellphone-2">
            <img src="assets/img/cellphone-1.jpg" />
        </div>
        <div class="cellphone-slide" id="cellphone-3">
            <img src="assets/img/cellphone-1.jpg" />
        </div>
        <div class="cellphone-slide" id="cellphone-4">
            <img src="assets/img/cellphone-1.jpg" />
        </div>
      </div>
    </div>
  </div>