.nav_boton{
	background-color:rgb(240,240,240);
	border-bottom:0.07em solid #DDD;
	font-size:140%;
	transition:background-color 0.2s;
	color:#555;
	display:block;
	text-align:left;
	position:relative;
	padding-right:2em;
}

.nav_boton:hover{
	cursor:pointer;
	background-color:#FFF;
}

.nav_boton_icon{
	width:1.5em;
	height:1.5em;
	margin:0.2em;
	display:inline-block;
	vertical-align:bottom;
}

.nav_boton_title{
	padding:0.5em;
	display:inline-block;
	vertical-align:bottom;
	line-height:1.1em;
}

.categoria_titulo{
	font-size:150%;
	color:white;
	padding:0.5em;
	letter-spacing:0.1em;
	text-shadow:0 0 0.2em rgba(0,0,0,0.7);
}

.cantidad_elementos{
	padding:0.5em;
	vertical-align:bottom;
	line-height:1.1em;
	position:absolute;
	top:0;
	right:0;
}

.cantidad_elementos::before { 
    content: "(";
}

.cantidad_elementos::after { 
    content: ")";
}