.container {
    width: 80%;
    height: 420px;
    border: 5px solid black;

    display: flex;
    flex-direction: row;
    justify-content:space-evenly;
    align-items: center;

    flex-wrap: wrap;

}
.block {
    width: 200px;
    height: 200px;

    background: lightpink;
    border: 5px solid red;

    text-align: center;
    padding: 0px;
    flex-grow: 1;
}
img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}