* {
	margin: 0;
	box-sizing: border-box;
}

body {
	font-family: Arial, Helvetica, sans-serif;
}

.container {
	width: 1200px;
	margin: auto;
}

[class^="col-"] {
	float: left;
}

/* Cabeçalho */

header p {
	color: darkred;
	font-weight: bold;
	text-align: center;
	font-size: 18px;
}

/* Cabeçalho nav */

header nav {
	position: fixed;
	width: 100%;
	background-color: rgba(255, 140, 0, 0.95);
	text-align: right;
}

header ul {
	padding-left: 0;
}

header li {
	list-style: none;
	display: inline-block;
}

header a:any-link {
	padding: 25px;
	text-decoration: none;
	display: inline-block;
	color: white;
	border-top: 3px solid rgba(255, 140, 0, 0.95);
	border-bottom: 3px solid rgba(255, 140, 0, 0.95);
}

header a:hover {
	background-color: white;
	color: darkorange;
	border-color: darkblue;
}

header section {
	background-color: darkblue;
	padding: 90px 0 20px;
}

/* Cabeçalho titulo */

header section div {
	background-color: white;
	border: 5px solid darkorange;
	border-radius: 30px;
	padding: 40px 160px;
}

header h1 {
	text-align: center;
	font-size: 45px;
	padding-bottom: 20px;
}

header img {
	width: 100%;
}

/* Principal */

main section {
	padding: 50px 0;
}

main p {
	text-align: justify;
	line-height: 1.5em;
}

main h2 {
	font-size: 30px;
}

/* Principal portfolio */

main #portfolio article {
	padding: 20px;
}

main #portfolio div {
	padding: 20px 0;
	text-align: center;
}

main #portfolio div:first-of-type {
	padding-left: 0;
}

main #portfolio div:last-of-type {
	padding-right: 0;
}

main #portfolio summary {
	padding-top: 20px;
	color: darkorange;
	font-weight: bold;
}

main #portfolio details p {
	padding-top: 20px;
}

/* Principal artigos */

main #artigos p {
	padding: 20px 0;
}

/* Rodapé */

footer {
	background-color: darkred;
	text-align: center;
	padding: 50px;
}

footer p {
	color: white;
}