JSFiddle - React, Tailwind, and code Playground

HTML

<h5>This is a title</h5>

CSS

h5:before, h5:after{
	content: '';
	width: 2em;
	height: 2px;
	padding: 0;
	margin-right: 5px;
	background-color: #000000;
	display: inline-block;
	position: relative;
	bottom: 3px;
}

h5:after{
	margin-left: 5px;
    margin-right:  0;
}