.webform-confirmation__message table {
    border-collapse: collapse;
}
.webform-confirmation__message td, .webform-confirmation__message th {
    border: 1px dotted;
    padding: 3px 5px;
    text-align: left;
}
.webform-confirmation__message td:nth-child(n+2), .webform-confirmation__message th:nth-child(n+2) {
    text-align: right;
}