table.bit {
    user-select: none;
}

table.bit td,
table.bit th {
    padding: 0.25em;
    text-align: center;
}
table.bit tbody tr { background: none; }
table.bit td span {
    margin: 0;
    display: inline-block;
    font-size: 1.25em;
    width: 1em;
    height: 1em;
    line-height: 1;
    text-align: center;
    border-radius: 50%;
    background-color: #f44;
}
table.bit span.egy {
    background-color: #6f6;
}
.doksi table.bit span.bea,
.doksi table.bit span.beb {
    cursor: pointer;
}