html,body {
		height:100%;
}
		

li{
	float: left;
	list-style: none;
	padding: 20px;
	
}
li:hover a{
	color:red;
}

nav{
	float:right;
	margin-top: 25px;
	
}

a{
	text-decoration: none;
font-family:"Times New Roman";
}

header{
	
	background:black;
	
}
h1{
	text-align: center;
	font-size:40px; 
}

section{
	
	width: 100%;
	background:red;
	float: left;
	overflow: auto;
	padding-bottom: 60px;
	padding-top:30px;
}

.galeria {
width: 90%;
margin: auto;
list-style: none;
padding: 20px;
box-sizing: border-box;

display: flex;
flex-wrap: wrap;
justify-content: space-around;

}

.galeria li {
 margin: 5px;
}

.galeria img {
width: 150px;
height:100px;
}



.modal {
 display: none;
 }

.modal:target{
	display: block;
	position: fixed;
	background: rgba(0,0,0,0.8);
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	
}

.modal h3 {
	color: white;
	font-size: 30px;
	text-align: center;
	margin: 15px 0;
	
}

.imagen {
	width: 100%;
	height: 50%;
	
	display: flex;
	justify-content: center;
	align-items: center;
	
}

.imagen a {
	color: white;
	font-size: 40px;
	text-decoration: none;
	margin: 0 10px;
}

.imagen a:nth-child(2) {
	margin: 0;
	height: 100%;
	flex-shrink: 2;

}

.imagen img {
	width: 500px;
	height: 100%;
	max-width: 100%;
	border: 7px solid #fff;
	box-sizing: border-box;
	
}

.cerrar {
	display: block;
	background: #fff;
	width: 25px;
	height: 25px;
	margin: 15px auto;
	text-align: center;
	text-decoration: none;
	font-size: 25px;
	color: #000;
	padding: 5px;
	border-radius: 50%;
	line-height: 25px;
	
	
}