body {
    background-color: whitesmoke;
}

.board-container {
    background-color: white;
    border: 1px solid black;
}

.flex-grid {
    display: flex;
    justify-content: space-between;
    grid-gap: 2px;
    padding-bottom: 2px;
}
.cell {
    flex: 1;
    text-align: center;
    background-color: beige;
}