#card-element {
padding: 2%;
margin: 2% auto;
max-width: 800px;
background-color: #f0f0f0;
-webkit-box-shadow: 0 0 1px 1px rgba(0,0,0,0.2);
-moz-box-shadow: 0 0 1px 1px rgba(0,0,0,0.2);
box-shadow: 0 0 1px 1px rgba(0,0,0,0.2);
border: 1px solid transparent;
}
#card-element.StripeElement--focus {
border: 1px solid gold;
}
#card-errors {
margin: 2%;
display: none;
}
#payment-request-button {
max-width: 400px;
margin: 2% auto;
}