.gsz-bg-image {
    background-size: cover;
    background-position: center;
}

.gsz-bg-animated {
    background-size: cover;
    background-position: center;
    animation: animateBackground 5s;
}

@keyframes animateBackground {
    0% {
        opacity: 0.5;
    }

    100% {
        opacity: 1;
    }
}

.gsz-bg-animated::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    animation: removeAnimation 5s forwards;
    pointer-events: none;
}

@keyframes removeAnimation {
    0% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}