<style>
* {
  box-sizing: border-box;
}
html {
	background: #ECF0F1;
	margin: 0;
	padding: 0;
}
body {
	font-family: Arial, Helvetica, sans-serif, WinWingDings,WingDings;
	line-height: 1.5em;
	padding: 0.8em;
	max-width: 30em;
	margin: 1em auto;
	background: #fff;
	border: 4px solid #BDC3C7;
	box-shadow: 0 0 10px #ddd;
}
a {
	color: #2980B9;
	text-decoration: none;
	border-bottom: 1px dotted #2980B9;
}
a:hover, a:active {
	color: #3498DB;
	border-bottom: 1px solid #2980B9;
}
header {
	text-align: center;
	margin-bottom: 1em;
}
.des {
	display: block;
	font-size: 0.8em;
}
.logo {
	font-size: 5em;
	color: #E74C3C;
	display: block;
	margin: 0.5em 0;
}
h1 {
	margin: 0;
	color: #555;
	font-family: Georgia;
	font-weight: normal;
	font-size: 1.1em;
}
h2 {
	font-size: 1em;
	color: #555;
	font-weight: normal;
	margin: 0;
}
h3 {
	font-size: 0.8em;
	color: #555;
	font-weight: normal;
	margin: 0;
}
nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
	overflow: hidden;
}
nav li {
	margin: 0 1px 1px 0;
	float: left;
	width: 49.6%;
}
nav li a {
	font-size: 0.9em;
	display: block;
	color: #fff;
	background: #E74C3C;
	text-align: center;
	border: 0 none;
	padding: 0.5em 0;
}
nav li a:hover, nav li a:active {
	border: 0 none;
	background: #C0392B;
	color: #fff;
}
.content {
	margin: 1em 0;
	height: 220px;
}
article {
	margin: 0.5em;
	height: 80px;
	background: #34495E;
}

/* Style the header */
.header {
  background-color: #f1f1f1;
  padding: 30px;
  text-align: center;
  font-size: 35px;
}

/* Container for flexboxes */

.row {
  display: -webkit-flex;
  display: flex;
}
footer {
	text-align: center;
	color: #34495E;
	font-size: 0.8em;
}
td {
  vertical-align: top;
}

/* Create three unequal columns that sits next to each other */
.column {
  padding: 10px;
  height: 300px; /* Should be removed. Only for demonstration */
}

/* Left and right column */
.column.side {
   -webkit-flex: 1;
   -ms-flex: 1;
   flex: 1;
}

/* Middle column */
.column.middle {
  -webkit-flex: 2;
  -ms-flex: 2;
  flex: 2;
}

/* Style the footer */
.footer {
  background-color: #f1f1f1;
  padding: 10px;
  text-align: center;
}

/* Responsive layout - makes the three columns stack on top of each other instead of next to each other */
@media (max-width: 600px) { 
  .row {
    -webkit-flex-direction: column;
    flex-direction: column;
  }
}
@media (min-width: 33em) {
	body {
		padding: 1.6em;
		max-width: 60em;
	}
	header {
		overflow: hidden;
		text-align: left;
	}
	.logo {
		float: left;
	}
	hgroup {
		float: left;
		margin: 1.6em 0 0 1em;
	}
	.des {
		float: right;
		margin-top: 3em;
	}
	h1 {
		font-size: 1.6em;
	}
	nav {
		background: #E74C3C;
	}
	nav ul li {
		width: auto;
		border-right: 1px solid #C0392B;
	}
	nav ul li a {
		font-size: 1em;
		padding: 0.5em 3em;
	}
	.content {
		overflow: hidden;
	}
	article {
		height: 120px;
		width: 23.2%;
		float: left;
	}
	footer {
		border-top: 1px solid #BDC3C7;
		padding-top: 0.5em;
	}
}
@media (min-width: 30em) and (max-width: 60em) {
	body {
		width: 36em;
	}
	.des {
		display: block;
		float: none;
		text-align: center;
		margin-top: 0;
	}
	nav {
		background: transparent;
	}
	nav ul li {
		width: 33%;
		border: 0 none;
	}
	article {
		width: 46%;
	}
 }

</style>
