#animacion-ocho {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
    background: #111;
    color: white;
    font-family: Arial;
    text-align: center;
}

/* Texto */
#texto-bienvenida {
    font-size: 28px;
    position: absolute;
    width: 100%;
    top: 40%;
    opacity: 0;
    transition: opacity 1s;
}

/* Imagen que se desliza */
#img-slide {
    position: absolute;
    width: 500px;
    height: auto;
    top: -100%;
    opacity: 0;
    left: -100px;
}

/* Imagen central */
#img-central {
    width: 280px;
    height: 100px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 1s;
}