.StripeElement {
    width: 100%;
    border: 1px solid rgb(148, 148, 148);
    border-radius: 5px;
    padding: 18.5px 14px;
}

.StripeElement:hover {
    border: 1px solid #163860;
}

.StripeElement--focus {
    border-color: #163860;
    box-shadow:inset 0 0 0 1px #163860;
}