body {
    font-family: Arial, Helvetica, sans-serif; font-size: 12px;
}
.small {
    height: 100px; width: 100px
}
.large {
    height: 200px; width: 200px;
}
table {
    border:1px solid black;
    width: 400px; height: 400px
}
th {
    width: 100px; border: 1px solid black;
}