body {
    background-color: linen;
    font-family: sans-serif;
    font-size: 16px;
}

table, td {
    border: 1px solid black;
}

td {
    padding: 3px 5px;
    text-align: center;
}

.tdHead {
    background-color: lightgray;
    font-weight: bold;
}