table.simple-hours-table,
table.simple-hours-table th,
table.simple-hours-table td,
table.simple-hours-table tr {
    border: none;
    background: none;
    padding: 0;
}

table.simple-hours-table tbody>tr:nth-child(odd)>td,
table.simple-hours-table tbody>tr:nth-child(odd)>th,
table.simple-hours-table tbody>tr:nth-child(even)>td,
table.simple-hours-table tbody>tr:nth-child(even)>th {
    background: none;
}