JSFiddle - React, Tailwind, and code Playground

by needlethread

HTML

<div class="immy">
  <div class="mkr">

  </div>
</div>

CSS

div.immy {
  background-image: url("http://temple.dk/workshop/images/matrix.png");
  background-repeat: no-repeat;
  height: 30px;
  width: 50px;
  border: 1px solid black;
}

div.mkr {
  height: 30px;
  width: 3px;
  background-color: red;
  position: relative;
  left: 15px;
}