JSFiddle - React, Tailwind, and code Playground

HTML

<nav class="menu">
		<a href="#" class="menu-item">Lorem ipsum.</a>
		<a href="#" class="menu-item">Sapiente, enim!</a>
		<a href="#" class="menu-item">Voluptatem, quae?</a>
		<a href="#" class="menu-item">Adipisci, beatae.</a>
		<a href="#" class="menu-item">Aut, reprehenderit!</a>
	</nav>

CSS

.menu {
	display: -webkit-flex;
	display: -moz-flex;
	display: -ms-flex;
	display: -o-flex;
	display: flex;
}

.menu-item {
	flex-grow: 1;
	background-color: #ddd;
	text-decoration: none;
	text-align: center;
	color: green;
	line-height: 50px;
}