body{
    background-color: beige;
}
table ,tr,td,th{
    border: 1px black solid;
    border-collapse: collapse;
}
.PGH{
    background-color: lightblue;
}
.KOP {
    background-color: lightcoral;
}
.Fri {
    background-color: lightgreen;
}
.engelsk {
    background-color: lightpink;
}