JSFiddle - React, Tailwind, and code Playground

HTML

<div class="body">This is a sample body This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample bodyThis is a sample bodyThis is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    v
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    This is a sample body
    <div class="watermark">
           Sample Watermark
    </div>
    This is a sample body
    This is a sample bodyThis is a sample bodyThis is a sample body
</div>

CSS

.watermark {
    opacity: 0.5;
    color: BLACK;
    position: absolute;
    bottom: 0;
    right: 0;
}