body {
  font-family: Calibri, Verdana, Geneva, Arial, helvetica, sans-serif;
  	background: url(foto_vehiculos.jpg) no-repeat center center fixed;
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
	height: 100%;
	
	}

#central
{
	justify-content: center;
	align-items: center;
	text-align:center;
	font-size:20px;

}