* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
}

#board {
    margin: 0 auto;
    width: 640px;
    height: 640px;
    padding-top: 32px;
}

#board div {
    float: left;
    width: 64px;
    height: 64px;
    border: 1px solid #888;
}

.coin {
    background-image: url("../images/coin.png");
    background-repeat: none;
    background-size: contain;   
}

.furry {
    background-image: url("../images/furry.png");
    background-repeat: none;
    background-size: contain;
}

.hide {
    display: none;
}

h1 {
    clear: both;
    text-align: center;
}