.wp-block-button.is-style-carre-ombre { overflow: visible; }

.wp-block-button.is-style-carre-ombre :where(.wp-element-button, .wp-block-button__link){
  border-radius: 0 !important;
  border: 2px solid #464646 !important;
  box-shadow: 3px 3px 0 #464646 !important;
 
}
.wp-block-button.is-style-carre-ombre :where(.wp-element-button, .wp-block-button__link):hover,
.wp-block-button.is-style-carre-ombre :where(.wp-element-button, .wp-block-button__link):focus-visible{
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 #464646 !important;
}