#visualizeTile{
    background:#28a745;
    color:#fff;
    padding:12px 20px;
    border:none;
    cursor:pointer;
    margin-top:10px;
}

#tvw-container{
    margin-top:15px;
}

canvas{
    width:100%;
    border:1px solid #ccc;
    margin-top:10px;
}