body {
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    background: url("./spidey2.jpg");
    background-size: cover;
}

#board {
    width: 540px;
    height: 540px;
    /*background-color: green;*/

    
    display:flex;
    flex-wrap: wrap;

    background: url(./building2.jpg);
    background-size:cover;
    border: 3px solid white;
    border-radius: 25px;
}

#board div {
    width: 180px;
    height: 180px;
    background-image: url(./file.png);
    background-size: cover;
}


#board div img {
    width: 120px;
    height: 120px;

    user-select: none;
    -moz-user-select: none;
    -webkit-user-drag: none;
    -webkit-user-select: none;
    -ms-user-select: none;
}