table#lt{
    border: 2px solid black;
    width: 250px;
    height: 250px;
    text-align: center;
}
td{
    border: 2px solid black;
}
table#ct{
    border: 2px solid black;
    width: 250px;
    height: 180px;
    text-align: center;
    border-collapse: collapse;
}
table#rt{
    border: 2px solid black;
    width: 180px;
    height: 250px;
    text-align: center;
    vertical-align: top;
    border-collapse: collapse;
}
table#rt td{
    vertical-align: top;
}
table#biba{
    border: 2px solid black;
    width: 250px;
    height: 250px;
    text-align: center;

.nimia{
    background-color: darkred;
}