@media screen and (max-width: 767px) {


  /* Centrage et tailles des titres - surcharge Stackable */
  h1, h2, h3,
  .wp-block-heading,
  .stk-block-heading__text {
    text-align: center !important;
  }

 

  /* Centrage des boutons CTA */
  .wp-block-buttons {
    justify-content: center !important;
  }

}