/*
 * contact-btn-center.css
 * ─────────────────────────────────────────────────────────────
 * Centers the submit button in the contact form.
 * Purely additive — no existing CSS or HTML is modified.
 * ─────────────────────────────────────────────────────────────
 */

#contact-form > button[type="submit"] {
    display: block;
    margin: 0 auto;
}