JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
        <header></header>
        <nav></nav>
        <div class="wrContent">
            <div class="sidebarLeft"></div>
            <section class="content"></section>
            <aside class="sidebarRight"></aside>
        </div>        
        <footer>
            <div class="copyright"></div>
        </footer>
    </div>

CSS

body {
	margin: 0;
	padding: 0;
}

.wrapper {
	outline: 1px solid #c00;
	width: 980px;
	margin: 0 auto;
}

header {
	outline: 1px solid #c00;
	height: 180px;
}

nav {
	outline: 1px solid #c00;
	height: 25px;
	margin-bottom: 35px;
}

.wrContent {
	outline: 1px solid #c00;
	position: relative;
}
.sidebarLeft {
	outline: 1px solid #c00;
	width: 210px;
	height: 520px;
	position: absolute;
}

.content {
	outline: 1px solid #c00;
	width: 520px;
	height: 520px;
	position: absolute;
	left: 235px;
}

.sidebarRight {
	outline: 1px solid #c00;
	width: 200px;
	height: 520px;
	position: absolute;
	right: 0;
}

footer {
	outline: 2px solid #000;
	height: 85px;
	margin-top: 60px;
}