message: add extra padding to bottom of page
diff: font: var(--boxel-font);
  letter-spacing: var(--boxel-lsp-lg);
  z-index: 0;
  - padding: var(--boxel-sp);
  + padding: var(--boxel-sp) var(--boxel-sp) var(--boxel-sp-xxxl) var(--boxel-sp);
  }
  .merchant-payment-request-page__merchant-missing-message {
  