html {
	background-image: url(img/fondo.png);
}
body {
	width: 900px;
	margin: 0 auto;
	padding: 20px 0px;
}
h1, h2, nav {
	font-family: Bahiana, sans;
}
header {
    background: -webkit-linear-gradient(right, rgba(0,120,0,0), rgba(0,120,0,1));
    background: -o-linear-gradient(left, rgba(0,120,0,0), rgba(0,120,0,1));
    background: -moz-linear-gradient(left, rgba(0,120,0,0), rgba(0,120,0,1));
    background: linear-gradient(to left, rgba(0,120,0,0), rgba(0,120,0,1));
    border: solid 1px green;
    border-radius: 20px;
    padding: 0px 20px 0px 20px;
    height: 171px;
}
header h1 {
	font-size: 3em;
}
.titulo {
	float: left;
	margin-top: 25px;
}
.avatar {
	border-radius: 30%;
	background-image: url(img/brook.jpg);
	background-size: cover;
	width: 150px;
	height: 150px;
	float: right;
	margin-top: 10px;
}
.avatar a {
	display: block;
    float: right;
}
nav {
	background: -webkit-linear-gradient(bottom, rgba(0,120,0,0), rgba(0,120,0,1));
    background: -o-linear-gradient(top, rgba(0,120,0,0), rgba(0,120,0,1));
    background: -moz-linear-gradient(top, rgba(0,120,0,0), rgba(0,120,0,1));
    background: linear-gradient(to top, rgba(0,120,0,0), rgba(0,120,0,1));
    border-radius: 20px;
	border: solid 1px green;
	margin-top: 20px;
	width: 200px;
	position: fixed;
	float: left;
	font-size: 1.5em;
}
nav ul {
	width: 100%;
	list-style-type: none;
	margin: 0;
	padding: 5px 0px 15px 0px;
	display: flex;
	flex-direction: column;
}
nav li {
	flex-grow: 1;
}
nav a {
	display: block;
	padding: 1em;
	margin-bottom: 0.2em;
	text-decoration: none;
	color: black;
}
nav a:hover {
	color: yellow;
}
nav a strong {
	display: block;
	float: left;
}
nav a span {
	display: block;
	float: right;
}
article {
	border-radius: 20px;
	border: solid 1px green;
	background-color: rgba(255,255,255,0.3);
	float: right;
	margin-top: 20px;
	width: 75%;
}
section {
	padding: 20px;
	overflow: hidden;
}
section p {
	text-align: justify;
}
iframe {
	width: 100%;
	height: 477px;
}
section img {
	width: 32%;
	max-height: 145px;
	float: left;
}
section img:hover {
	width: 100%;
	max-height: 500px;
	float: left;
}
footer {
	float: left;
}