input.error {
    border-color: #a00 !important;
}
label.error {
    font-weight: bold;
    color: #a00;
}
tr.suspicious {
    background:#FF9696 !important;
}

input.sepa-direct-debit-payment-field {
    font-size: 1.5em;
    padding: 8px;
    background-repeat: no-repeat;
    background-position: right
}