*{
	margin: 0;
	padding: 0;
}
#contenedor{
	width: 1000px;
	height: 900px;
	background: #ffff00;
    margin: auto;

}


#header{
	height: 250px;
	background: #01A9DB;
	margin: 2%;
	padding: 0.5em;
	border-radius: 20px;
}
#nav{
	height: 50px;
	background: violet;
	margin: 1%;
	padding: 0.5em;
	border-radius: 20px;
}
#main{
	height: 36.5%;
	background:red; 
}


#article{
	float: left;
	width: 550px;
	height: 285px;
	background: #FFE4C4;
	margin: 1%;
	padding: 0.5em;
	border-radius: 20px;
}
#aside{
	float: right;
	width: 350px;
	height: 285px;
	background: #00F5FF;
	margin: 1%;
	padding: 0.5em;
	border-radius: 20px;

}
#footer{
	height: 185px;
	width: 965px;
	background:purple;
	margin: 1%;
	border-radius: 20px;
	padding: 0.5em;
}