.shopify-payment-button__button{
  margin-top: 10px;
}

.m-countdown-timer > div div {
    background-color: white !important;
    border-color: black !important;
}
.m-countdown-timer > div div span {
    color: black !important;
}
.m-product-info--wrapper .m-countdown-timer * {
    color: black;
}