body {
    font-family: Arial, sans-serif;
    margin: 20px;
}

#Tabel {
    border-collapse: collapse;
    width: 300px;
    height: 300px;
}

#Tabel td {
    border: 2px solid black;
    text-align: center;
    vertical-align: middle;
    font-size: 24px;
    padding: 10px;
}