* {
    margin: 0;
}

body {
    text-align: center;
    background-color: rgb(13, 13, 13);

}

#board {
    margin: 20px auto;
    border: 2px rgb(76, 69, 69) solid;
    background: url("./background.jpg");
    background-position: 2px, 10px;
}

.left {
    background-color: none;
    height: 600px;
    width: 180px;
    z-index: 6;
    position: absolute;
    right: 50%;

}

.right {
    background-color: none;
    height: 600px;
    width: 180px;
    z-index: 7;
    position: absolute;
    left: 50%;
}