figure.grande {
    position: fixed;
    width: 100%;
    height: 100%;
    margin-top: 0px;
    left: 0px;
    text-align: center;
    background-color: rgba(10, 10, 10, 0.9);
    padding: 1% 1% 1% 1%;
    animation-name: grande;
    animation-duration: 1s;
    animation-timing-function: ease-out;
}

figure.grande img {
    max-width: 100%;
    max-height: 100%;
}

@keyframes grande {
    0% {
        height: 0%;
        width: 0%;
    }
    100% {
        height: 100%;
        width: 100%;
    }
}

.fondofoto {
    background-color: rgba(10, 10, 10, 0.9);
}