body {
	
	background-image: url("img/imagen.jpg");
	background-position: center center;
	background-repeat: no-repeat;
	background-size: cover;
	background-attachment: fixed;
	h1 {
		font-family: 'Roboto', sans-serif;
		font-size: 50px;
		font-weight: 400;
		color: white;
		text-align: center;
		line-height: 150px;
	}
	h2 {
		font-family: 'Roboto', sans-serif;
		font-size: 30px;
		font-weight: 400;
		color: white;
		text-align: center;
		line-height: 100px;
	}
	h3 {
		font-family: 'Roboto', sans-serif;
		font-size: 17px;
		font-weight: 400;
		color: white;
		text-align: center;
	}
	h4 {
		font-family: 'Roboto', sans-serif;
		font-size: 15px;
		font-weight: 400;
		color: white;
		text-align: center;
		line-height: 50px;
	}
}