JSFiddle - React, Tailwind, and code Playground

HTML

<br /><br />
<s >Strikethrough</s>

CSS

s {
    color: red;
    position: relative;
    text-decoration: none;
  }

s:after {
    position: absolute;
    left: 0;
    right: 0;
    top: -10px;
    content: " ";
    background: red;
    height: 1px;
}