body {
    font-family:Arial, Helvetica, sans-serif;
    color: black; 
    text-align: center;
    background: url("./images/background.jpg");
    font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

#board {
    width: 450px; 
    height: 450px; 
    background-color: lightblue; 
    border: 5px solid slategray; 
    border-radius: 10px; 
    margin: 0 auto; 
    display:flex;
    flex-wrap: wrap;   
}

#board img {
    width: 50px;
    height: 50px; 
    
}