JSFiddle - React, Tailwind, and code Playground

HTML

<div class="separator"><label>OR</label></div>

CSS

.separator{
    position: relative;
    text-align: center;
}

.separator label{
    background-color:#fff;
    padding: 0 0.4em;
    position: relative;
}

.separator:before{
    content: '';
    border-style: solid;
    border-width: 0 0 1px 0;
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    border-color:black;
}