body,
html {
	width: 100%;
  height: 100%;
  font-family: 'Montserrat', sans-serif;
  background: url(assets/img/fabio-mangione.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}