Carousel - slider

<div id="carouselExampleSlidesOnly" class="carousel slide" data-ride="carousel">
      <div class="carousel-inner" role="listbox">
        <div class="carousel-item active">
          <img class="d-block img-fluid" src="..." alt="First slide">
        </div>
        <div class="carousel-item">
          <img class="d-block img-fluid" src="..." alt="Second slide">
        </div>
        <div class="carousel-item">
          <img class="d-block img-fluid" src="..." alt="Third slide">
        </div>
      </div>
    </div>

<div class="carousel-inner" role="listbox">
        <div class="carousel-item active">
          <img class="d-block img-fluid" src="..." alt="First slide">
        </div>
        <div class="carousel-item">
          <img class="d-block img-fluid" src="..." alt="Second slide">
        </div>
        <div class="carousel-item">
          <img class="d-block img-fluid" src="..." alt="Third slide">
        </div>
      </div>
      <a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
        <span class="carousel-control-prev-icon" aria-hidden="true"></span>
        <span class="sr-only">Previous</span>
      </a>
      <a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
        <span class="carousel-control-next-icon" aria-hidden="true"></span>
        <span class="sr-only">Next</span>
      </a>
    </div>