table,
td {
    border: 1px solid black;
    border-collapse: collapse;
    width: 500px;
    /*table solo se aplica a la tabla*/
    height: 50px;

}

tr:nth-child(even) td:nth-child(even),
tr:nth-child(odd) td:nth-child(odd) {
    background-color: #ffce9e;
}

tr:nth-child(odd) td:nth-child(even),
tr:nth-child(even) td:nth-child(odd) {
    background-color: #d18b47;
}