*{padding: 0;
	margin: 0;
	box-sizing: border-box;
}
body{
	background: rgb(73,70,89);
	font-family: verdana;
	font-size: 16px;
}
div{
	width: 1000px;
	overflow: hidden;
	margin: 0 auto;
}
section{
	float: left;
	width: 700px;
	background: white;
	line-height: 30px;

}
li{
	float:left;
	margin-right: 20px;
}
ul{
	overflow: hidden;
	list-style:none;
}
aside{
	float: left;
	width: 300px;
	color: white;
	background: black;
	padding: 10px;
	line-height: 25px;
}
footer{
	clear: left;
	background: black;
	color: white;
	width: 700px;
	padding: 20px;
}
#imagen{
	width: 700px;
}
#asside{
	padding: 10px;
	width: 300px;
}
article{
	padding: 15px;
}
header{
	background: white;
	color: black;
}

a{
	text-decoration: none;
	color: white;
	padding: 10px;
}
.negra{
	color: black;
	background: white;
	display: inline-block;
}
.negra:hover{
	color:white;
	background:black ;
	
}
h3{
	color:orange;
	border-bottom: solid orange;
	margin: 15px;
}
.bordes{
	border-bottom: solid gray;
	padding: 2px;
	
}
h2{
	padding: 15px;
}
.enlac:hover{
	color: rgba(255,255,255,0.3);
}