.navigation { 
display: flex;
flex-direction: row;
flex-wrap: nowrap;
}

body {
font-size: 14px;
font-family: arial, helvetica, serif;
}


.wrapper {
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;  
  
  -webkit-flex-flow: row wrap;
  flex-flow: row wrap;
  
  font-weight: bold;
  text-align: center;
}

.wrapper > * {
  padding: 10px;
  flex: 1 100%;
}

.header {
  background: tomato;
}

.footer {
  background: lightgreen;
}

.main {
  text-align: left;
  background: deepskyblue;
}

.aside-1 {
  background: gold;
}

.aside-2 {
  background: hotpink;
}

@media all and (min-width: 600px) {
  .aside { flex: 1 auto; }
}

@media all and (min-width: 800px) {
  .main    { flex: 3 0px; }
  .aside-1 { order: 1; } 
  .main    { order: 2; }
  .aside-2 { order: 3; }
  .footer  { order: 4; }
}

body {
  padding: 2em; 
}






h2 {
	letter-spacing:0.5em ;
	word-spacing: 2em;
	text-align: center;
	text-decoration: underline;	
	background-color: #00FF00;
	
	border: dotted;
	border-width: 0.5em;
	border-top-width: 0.2em;
	border-right-width: 0.3em;
	border-bottom-width: 0.2em;
	border-color: LightSeaGreen;
	
	font-weight:italic;
	text-transform: uppercase;
	}

h3{
	font-size:1,5em;
	background-color: #ccc;
	margin: 2