body{
    background-color: rgb(98, 98, 98);
}

h2, h3{
    color: lightgray;
}

#box {
    text-align: center;
}

#field table {
    border-collapse: collapse;
    font-size: 150%;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-weight: bold;
    display: inline-block;
}

#field table td {
    background-color: rgb(195, 195, 195);
    width: 30px;
    min-width: 30px;
    height: 30px;
    min-height: 30px;
    border: 1px solid black;    
}

button {
    width: 100px;
    height: 30px;
    background-color:rgb(195, 195, 195);
    color: black;
    font-weight: bolder;
    border-radius: 20px 20px 20px 20px;
}