JSFiddle - React, Tailwind, and code Playground

by klierik

HTML

<div class="line"></div>

SCSS

.line {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;

  &:before {
    display: block;
    width: 100%;
    height: 10px;
    content: '';
    background: #000;
  }
}