JSFiddle - React, Tailwind, and code Playground

HTML

<div class="div-1">
    <div class="div-2">
        Hello!
    </div>
</div>

CSS

.div-1 {
    padding: 40px;
    
    /* This is not visible! */
    border: 1px solid dashed;
}
.div-2 {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    height: 0px;
    width: 0px;
    background: red;
    color: white;
    overflow: hidden;
}