JSFiddle - React, Tailwind, and code Playground

by Hui Zheng

HTML

<div>
    <span>dropdown</span>
</div>

CSS

div span::after {
  width: 0;
  height: 0;
  display: inline-block;
  content: "&darr;";
  text-indent: -99999px;
  vertical-align: top;
  margin-top: 8px;
  margin-left: 4px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid #000;
  filter: alpha(opacity=50);
  -khtml-opacity: 0.5;
  -moz-opacity: 0.5;
  opacity: 0.5;
}