h1 {color: blue;
	text-align: center;
}
h2 {color: blue;
	text-align: center;
}
h3 {color: green;
	text-align: center;
}
.centro{
	text-align: center;
}
div{
	background-color: #FC4B4B;
	margin: auto;
	width:50%;
	height: auto;
}