Styling Stripe Elements example

custom-stripe.css

/**
* The CSS shown here will not be introduced in the Quickstart guide, but shows
* how you can use CSS to style your Element's container.
*/
.StripeElement {
box-sizing: border-box;

height: 40px;

padding: 10px 12px;

border: 1px solid transparent;
border-radius: 4px;
background-color: white;

box-shadow: 0 1px 3px 0 #e6ebf1;
-webkit-transition: box-shadow 150ms ease;
transition: box-shadow 150ms ease;
}

.StripeElement--focus {
box-shadow: 0 1px 3px 0 #cfd7df;
}

.StripeElement--invalid {
border-color: #fa755a;
}

.StripeElement--webkit-autofill {
background-color: #fefde5 !important;
}