.board {
    display: flex;
    flex-direction: column;
    justify-content: center; 
    align-items: center;
    /* scale: 15%; */
}

.tile {
    border: 1px solid #e4e4e4;
    float: left;
    font-size: 200%;
    font-weight: bold;
    line-height: 34px;
    height: 34px;
    width: 34px; 
    margin-right: -1px;
    margin-top: -1px;
    padding: 0;
    text-align: center;
}

.tile.black {
    background: lightgray;
}

.tile.white:hover {
    background-color:azure;
}

.stone {
    font-size: 120%;
}