.principal-slideshow-container {
    position: relative;
    width: 960px;
    height: 540px;
    margin: auto;
    overflow: hidden;
  }

  .principal-slide {
    display: none;
    width: 100%;
    height: 100%;
  }

  .principal-slide a {
    display: block;
    width: 100%;
    height: 100%;
  }

  .principal-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }

  .principal-prev,
  .principal-next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: 40px;
    height: 40px;
    margin-top: -20px;
    color: white;
    font-weight: bold;
    font-size: 20px;
    background-color: rgba(0, 0, 0, 0.4);
    border-radius: 50%;
    line-height: 40px;
    text-align: center;
    transition: background-color 0.3s;
    z-index: 10;
  }

  .principal-prev:hover,
  .principal-next:hover {
    background-color: rgba(0, 0, 0, 0.7);
  }

  .principal-prev {
    left: 10px;
  }

  .principal-next {
    right: 10px;
  }