.carousel-caption {
    position: absolute;
    margin-bottom: 70px;
    bottom: 20px;
    margin-left: 50px;
    margin-right: 50px;
    z-index: 10;
    padding-top: 20px;
    color: #333333;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.18);
    background: #dededec7;
    text-transform: uppercase;
}

@media (max-width: 768px) {

    .carousel-caption {

        display:none;

    }

    .img-responsive.imgoptim.card-image.bg-center {
        display: none;
       }

}

.boton-fijo {
    position: fixed;
    z-index: 999;
    right: 0px;
    top: 469px;
    padding: 9px;
    border-radius: 0px;
    margin: 0 auto;
}