.membership_table tr th:not(:nth-of-type(1)):not(:nth-of-type(2)):not(:nth-of-type(3)):not(:nth-of-type(4)):not(:nth-of-type(5))
{
    display:none;
}

.membership_table tr td:not(:nth-of-type(1)):not(:nth-of-type(2)):not(:nth-of-type(3)):not(:nth-of-type(4)):not(:nth-of-type(5))
{
    display:none;
}