JSFiddle - React, Tailwind, and code Playground

by fersterin

HTML

<div class="layout">
<div class="rubber">
	<div class="nav">Нав (резина 60%)</div>
	<div class="sidebar">Сайдбар (резина 40%)</div>
</div>
	
	<div class="content">Контент (фикс)</div>
</div>

CSS

.layout {
	background-color: lightyellow;
	position: relative;
}
.nav {
	background-color: lightgreen;
	position: absolute;
	width: 50%;
}
.sidebar {
	background-color: lightblue;
	position: absolute;
	width: 50%;
}
.content {
	background-color: #ccc;
	position: absolute;
	right: 0;
	width: 200px;
}
.rubber {
	position: absolute;
	left: 0;
	right: 200px;
}