body {
	margin:30px;
	font-family: Arial, sans-serif;
}
h1,h2,h3 {
	margin:0;
	padding:0;
	text-align:center;
	font-size:4em;
}

.container {
		width: 1400px;
		padding: 0px;
		margin:auto;
		border:1px black solid;
		background-color:#ff0;;
	}
header{
  background-color: yellow;
  text-align: center;

}
article {
  display: flex;
  flex-wrap: wrap;
}
footer{
  text-align:center;
	margin:0;
	padding:10px;
	border-top:1px black solid;
	background-color:#999;
}
.ruta {
	width:100px;
	height: 100px;
	margin:10px;
	padding:5px;
	border:5px black solid;
	text-align:center;
	background-color:white;
  display:inline-block;
}
.footer {
	font-size:2em;
	font-weight:bold;
}
.röd{
  background-color: red;
}
.grön{
  background-color: green;
}
.blå{
  background-color: blue;
}
@media (max-width: 1400px) {
    .container{ width: 840px;}
    body{background-color:grey;}
}
@media (max-width: 840px) {
    .container{ width: 560px;}
    body{background-color:skyblue;}
}
@media (max-width: 560px) {
    .container{ width: 140px;}
    body{background-color:goldenrod;}
    h1{font-size:1em;}
}