JSFiddle - React, Tailwind, and code Playground

HTML

<h1 class="strikethrough">
    stricken<span class="no-strikethrough"> no strike</span>
</h1>

CSS

.strikethrough {
    text-decoration: line-through;
    color: blue;
}

.no-strikethrough {
    text-decoration: none;
    color: red;
}