Answers for "last child of a class css"

apply css on last child in parent div

.parent > *:last-child {
  background-color: red;
}

css last child with class

/*This will only work if the last child of someEID has 
the class .myclassName 
if the last child does not have class name us js*/
#someEID .myClassName:last-child {
    background: blue;
}