JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
    <p>Paragraph</p>
    <div class="child">Child 1</div>
    <div class="child">Child 2</div>
    <div class="child">Child 3</div>
    <div class="child">Child 4</div>
</div>

<div class="parent">
    <p>Paragraph</p>
    <div>Broken</div>
    <div class="child">Child 1</div>
    <div class="child">Child 2</div>
    <div class="child">Child 3</div>
    <div class="child">Child 4</div>
    <div>Broken</div>
    <div class="child">Child 1</div>
    <div class="child">Child 2</div>
    <div class="child">Child 3</div>
    <div class="child">Child 4</div>
</div>

CSS

*:not(.child) + .child {
    color:red;
}