Cacher is the code snippet organizer for pro developers

<div class="hp-extra-promo">
    <div class="container">
    <div class="inner"><img src="images/volantino-2-dicembre.jpg"></div>
    </div>
</div>

.hp-extra-promo {
	position: fixed;
	top: 0; left: 0; bottom: 0; right: 0;
	z-index: 999;
	background: rgb(65,128,126);
	background: rgba(65,128,126, 0.8);
}
.hp-extra-promo .container {
	display: table;
	width: 100%;
	text-align: center;
	height: 100%;
}
.hp-extra-promo .inner {
	display: table-cell;
    vertical-align: middle;
}

jQuery(".hp-extra-promo .container").on('click',function(){
   jQuery(".hp-extra-promo").fadeOut();
});