body {
    margin: 0;
    padding: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

#overlay-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.3);
    animation: fade-in 1s;
    display: flex;
    justify-content: center;
    align-items: center;
}

#img-title {
    position: fixed;
    bottom: 40px;
    left: 50vw;
    transform: translate(-50%);
}

#img-zoom {
    max-width: 100%;
    max-height: 100%;
    animation: zoom-in 1s;
}

@keyframes fade-in {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@keyframes zoom-in {
    0% {
        transform: scale(0, 0);
    }
    100% {
        transform: scale(1, 1);
    }
}