html {
  position: relative;
  min-height: 100%;
}
body {
  margin-bottom: 60px; /* Margin bottom by footer height */
}
.footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 60px; /* Set the fixed height of the footer here */
  line-height: 60px; /* Vertically center the text there */
  background-color: #f5f5f5;
}
.StripeElement {
  background-color: white;
  height: 40px;
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid transparent;
  box-shadow: 0 1px 3px 0 #e6ebf1;
  -webkit-transition: box-shadow 150ms ease;
  transition: box-shadow 150ms ease;
  width: 500px;
}

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

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

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