*{
	box-sizing: border-box;
	margin:0;
	padding:0;
	font-family: 'Roboto', sans-serif;
}

header{
	background:#A09898;
	width:100%;
	overflow: hidden;
}
.container{
	width: 80%;
	margin: auto;
}


h1{
	float: left;
	margin:10px;
}


nav{
	float: right;
}


nav ul{
	list-style:none;
}


nav  li{
	display: inline-block;
}

nav  a{
	display: block;
	padding: 20px;
	text-decoration:none;
	color:#FFFFFF;
}


h1 a{

	text-decoration:none;
	color:#fff;
}

main{
	background:url(../img/webs.jpg);
	width: 100%;
	height: 500px;
}
.cont-main{
	width: 60%;
	margin: auto;
	padding-top: 100px;
	color: white;
}
.cont-main h2{
	text-align:center;
	margin-bottom: 10px;
}

p{
	font-size: 18px;
	line-height: 30px;
}
.section{
	width:80%;
	margin:50px auto;
	overflow: hidden;
}
.img-section{
	max-width: 100%;
	width: 250px;
	height:150px;
}
article{
	width: 60%;
	float: left;
}
article img{
	width: 100%;
}
aside{
	width: 35%;
	float: right;
}
aside h3{
	margin-bottom: 10px;
}

.secciones{
	width: 80%;
	margin: auto;
}
section{
	width: 22%;
	display: inline-block;
	margin: 10px;
}
.img-section{
	width: 100%;
}
footer{
	color:white;
	background: black;
	padding:20px;
}
@media only screen and (max-width:980px){
	.cont-main{
		width:90%;
		color: white;
	}
	.section{
		width: 90%;
	}
	article{
		width: 45%;
	}
	aside{
		width: 45%;
	}
	.secciones{
		width: 90%;
	}
	section{
		width: 45%;
	}
}
@media only screen and (max-width:480px){
	h1{
		text-align: center;
		width: 100%;
	}
	.cont-main{
		width: 98%;
		text-align: center;
	}
	.section{
		width:98%;
	}
	article, aside{
		float:none;
		width: 100%;
	}
	.secciones{
		width: 98%;
	}
	section{
		width:100%;
	}
}