body {
    text-align: center;
    font-family: sans-serif;
}

table#board {
    border-collapse: collapse;
    margin: 20px auto;
}

table#board td {
    width: 60px;
    height: 60px;
    padding: 0;
    border: 1px solid;
}

img.cell {
    width: 100%;
    height: 100%;
}

h2#info {
    margin-top: 20px;
}