html, body {
	width: 100%;
	height: 100%;
	background-color: white;
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	background-image: url('../img/buildings.png');
	background-size: 773px 265px;
	background-position: center;
	background-repeat: no-repeat;
	background-attachment: fixed;
	background-position: center;
}

.wrapper {
	width: 80%;
	background-color: rgba(255, 255, 255, 0.9);
	padding: 1em 2em 2em 2em;
	border: 1px solid #cfcfcf;
	margin: 3em auto 3em;
}

.wrapper>h1 {
	text-align: center;
	font-variant: small-caps;
	color: #004b6e;
	font-weight: 100;
	background-color: #cfcfcf;
	text-transform: lowercase;
}

section>h1 {
	background-color: #004b6e;
	color: white;
	padding-left: 0.5em;
}

article>h1 {
	border-bottom: 1px solid #cfcfcf;
	color: #004b6e;
}

.lista--nivel--1 {
	font-weight: bold;
	color: #004b6e;
}

.lista--nivel--2{
	font-weight:600;
}