JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="absolute">Testing absolute<br />Even more testing absolute<br /></div>
    Yo
</div>

CSS

.container {
    background: green;
    position: relative;
}
.absolute {
    position: absolute;
    background: red;
}

JavaScript

jQuery('.container > .absolute').each(function() {
    jQuery(this).parent().height('+=' + jQuery(this).height());
    jQuery(this).css('position', 'absolute');
});