form.nsbf-paypal-button {
  display: inline-flex;
  flex-direction: column;
  width: 147px;
}

form.nsbf-paypal-button .caption {
  display: block;
  margin-bottom: .5em;
  text-align: center;
  font-weight: bold;
}

form.nsbf-paypal-button input[type='submit'] {
  padding-left: 5px;
  padding-right: 5px;
  font-size: .9em;
}

form.nsbf-paypal-button .cc-logos {
  display: block;
  max-width: 100%;
  margin-top: 10px;
}