body {
    margin: 0;
    padding: 0;
    background-color: black;
}
main {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    width: 100%;
    z-index: 100;
}

main img {
    width: 100%;
    height: 100%;
}