JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
<div class="child">some label</div>
</div>

CSS

.container {
    position: absolute;
    top: 0;
    width: 200px;
    height: 200px;
    opacity: 0.5;
    background-color: lightblue;
    z-index: 10;
}

.child {
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: 2000;
}