JSFiddle - React, Tailwind, and code Playground

HTML

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

CSS

.wrapper {
  width: 100%;
  height: 500px;
  background: #fff;
  float: left;
  position: relative;
}

.line {
  width: 100%;
  height: 2px;
  background: url('http://tiny.pl/gjhxv') left top repeat-x;
  position: absolute;
  top: 50%;
  left: 0;
}