.math {
    font-family: monospace}

.spkr {
    width: auto;
    border-collapse: collapse;
    border: 1px solid #451a12;
    font-size: .83em}

.spkr th, .spkr td {
    width: 8em;
    text-align: center;
    vertical-align: middle;
    padding: .2em;
    border: 1px solid #451a12;}