table{font-size: 23px; border-collapse:collapse;}
th, td{padding: 15px}
tr:nth-of-type(2n+2){background-color:#a0dbcf}
tr:nth-of-type(2n+3){background-color:#dcbce3}
td:first-child{background-color:#ededed}
th{background-color:#ededed}
th:first-of-type{background-color:white}