.System .lists .li .img {
    position: relative;
    height: 0;
    padding-top: 55.555556%;
    overflow: hidden;
}

.System .lists .li .img img {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}