JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
    <div class="container">Container 1</div>
    <div class="container">Container 2</div>
    <div class="container">Container 3</div>
    <div class="container">Container 4</div>
    <div class="container">Container 5</div>
</div>

CSS

.container:nth-child(n+3){
   background-color: gray;
    color:white;
}