@charset "utf-8";
.caja {
	width:90%;
	margin-left:auto;
	margin-right:auto;
}
.caja header {
    background-color: #E2E2E2;
    border:solid 1px black;
	text-align:center;
	margin-bottom:0.2em;
}
h1 {
	margin:0;
}
nav ul {
    background-color: #E2E2E2;
	list-style-type:none;
	margin:0;
	padding:0;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	grid-template-rows: auto;
	gap: 0.2em;
	margin-bottom:0.2em;
}
nav a {
	display:block;
	padding:0.5em;
	border:solid 1px black;
	text-align:center;
	text-decoration:none;
	color:#000000;
}
nav a:hover {
	background-color:LightCoral; 
}

.contenido {
	margin-bottom:0.2em;
	display: grid;
	grid-template-columns: 3fr 1fr;
	grid-template-rows: auto;
	gap: 0.2em;
}
article {
    background-color: #F0F0F0;
	border:solid 1px black;
	padding:0.2em;
}
.contenido aside {
    background-color: #F0F0F0;
	border:solid 1px black;
	padding:0.2em;
}
.caja > footer {
    background-color: #E2E2E2;
	border:solid 1px black;
	padding:0.2em;
}