@charset"UTF-8";
    table,tr,th,td{
        border: 1px solid #000;
}
.sample1 tr th:nth-child(2),
.sample1 tr th:nth-child(3),
.sample1 tr th:nth-child(4){
    width: 100px;
}
.sample2 tr th:nth-child(2),
.sample2 tr th:nth-child(3),
.sample2 tr th:nth-child(4){
    width: 100px;
}
.sample2 tr th:nth-child(2),
.sample2 tr th:nth-child(4),
.sample2 tr td:nth-child(2),
.sample2 tr td:nth-child(4){
     background-color: #e0ffff;
}
.sample2 tr th:nth-child(3),
.sample2 tr td:nth-child(3){
     background-color: #ffebcd;
}