#applepay_button_container {
  height: 60px;
  width: 200px;
  margin: 1em auto;
  display: none;
}

#applepay_button_container #checkout_button {
  -webkit-appearance: -apple-pay-button;
  -apple-pay-button-style: black;
    -apple-pay-button-type: check-out;
    height: 60px; width: 200px; display: block;
    padding: 1em;
    font-size: 1.2em;
}