table {
    margin: 1em;
    margin-left: auto;
    margin-right: auto;
    border-width: thin;
    border-color: black;
    border-style: solid;
    border-collapse: collapse;
}
table tr {
    border: none;
}
table.phon tr {
    border: solid thin black;
}
table tr th {
    margin-top: 1em;
    padding: 2pt;
    border: solid thin black;
}
table tr td {
    border: none;
    border-left: solid thin black;
    padding: 0.5em;
}