.cadre_principal_banniere_opaque {
	width:100%;
	position:relative;
	background-size: cover;
    background-repeat: no-repeat;
    background-position: 50% 50%;
}

.couche_opaque {
	width:100%;
	position:absolute;
	pointer-events: none;
}

.text_par_dessus_banniere_opaque {
	position:absolute;
	width:100%;
}