#gridTit1 { 
    font-weight: bold;
    text-align: center;
}

.gridusuarios {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid black;
    border-right: 1px solid black;
}

.gridusuarios > span {
    padding: 8px 4px;
    border-left: 1px solid black;
    border-bottom: 1px solid black;
}
.gridespecialidades {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid black;
    border-right: 1px solid black;
}

.gridespecialidades > span {
    padding: 8px 4px;
    border-left: 1px solid black;
    border-bottom: 1px solid black;
}