.cover > div {
    position: relative;
    overflow: initial;
    background-color: var(--color);
    width: calc(100% - 20px);
}
.cover > div > img:not(.shadow) {
    z-index: 2;
}
.cover > div > img {
    position: absolute;
}
.cover > div:hover > img:not(.shadow) {
    transform: scale(1.25);
    z-index: 3;
}