.slider img {
    display:none;
    width:100%;
  }

  .fade-in-image {
    animation: fadeIn 2s;
  }
  
  @keyframes fadeIn {
    0% {opacity:0;}
    100% {opacity:1;}
  }
  
  .fade-out-image {
    animation: fadeOut 2s;
  }
  @keyframes fadeOut {
    0% {opacity:1;}
    100% {opacity:0;}
  }

  .fondo-svg {
    position: relative;
}

.fondo-svg svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}