table {
    border: 1px solid black;
    width: 30%;
    height: 100px;
    text-align: center;
}

td{
    border: 1px solid black;
}

table#keeruline1 {
    border: 1px solid red;
    width: 10%;
    height: 200px;
    text-align: center;
    border-collapse: collapse;
}

table#keeruline2 td{
    border: 1px solid red;
    width: 50%;
    height: 50px;
    vertical-align: top;
    border-collapse: collapse;
    background-color: lightgray;
}

.nimia {
    background-color: red;
}

table#keeruline3 {
    width: 10%;
    height: 10%;
    text-align: center;
}

#keeruline3{
    width: 10px;
}

table#tunnitoo {
    width: 350px;
    height: 400px;
    text-align: center;
}

#tunnitoo td:nth-child(2){
    background-color: blue;
}

#tunnitoo td:nth-child(3){
    background-color: red;
}

#tunnitoo td:nth-child(1){
    background-color: orange
}

#tunnitoo td:nth-child(4){
    background-color: green;
}