<div class="wrap">
<header class="main-header">
<a class="logo" href="#">Logo</a>
<nav class="main-nav">
<a link href="#">Link 1</a>
<a link href="#">Link 2</a>
<a link href="#">Link 3</a>
</nav>
</header>
<div class="content">
<div class="main col">
first
</div>
<div class="secondary col">
second
</div>
<div class="extra col">
third
</div>
</div>
<footer class="main-footer">
Footer
</footer>
</div>
* {
box-sizing: border-box;
}
body {
margin: 0;
padding-top: 25px;
background: #ECF0F1;
color: #FFF;
font: 1.3em/1.6 sans-serif;
}
.wrap {
margin: auto;
width: 90%;
}
.main-header {
background: #34495E;
text-align: center;
}
.logo,
.main-nav a {
display: inline-block;
color: #FFF;
text-decoration: none;
}
.main-nav a {
padding: 0 .75em;
border-right: 1px dotted;
color: rgba(255,255,255, .8);
font-size: .7em;
line-height: 1rem;
}
.main-nav a:hover {
text-decoration: underline;
}
.main-nav a:last-child {
border-right: none;
}
.content,
.main-header {
overflow: hidden;
}
.col {
height: 240px;
}
.main {
background: #6960DD;
}
.secondary {
background: #2ECC71;
}
.extra {
display: none;
background: #FFC107;
}
.main-footer {
background: #95A5A6;
}
.main-header,
.main-footer,
.col {
margin-bottom: 15px;
padding: 2.15%;
border-radius: 5px;
}
/*==================================
Media Queries
==================================*/
/* Phones to Tablets */
@media only screen and (min-width: 481px) {
.col {
float: left;
}
.main {
width: 65.957446808511%;
}
.secondary {
width: 31.914893617021%;
}
.secondary,
.extra {
margin-left: 2.127659574468%;
}
}
/* Tablets to Desktop */
@media only screen and (min-width: 769px) {
.logo {
float: left;
}
.main-nav {
float: right;
}
.main {
width: 40.425531914894%;
}
.extra {
display: block;
width: 23.404255319149%;
}
}
@media only screen and (min-width: 1024px) {
.wrap {
width: 980px;
}
}
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