.big-image__block {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    width: 100%;
    height: auto;
}
.big-image__block img {
    width: 100%;
    height: auto;
}
@media only screen and (min-width: 1024px) {
    .big-image__block {
        margin-bottom: 6.25rem;
    }
}