JSFiddle - React, Tailwind, and code Playground

by Vinay Pratap Singh Bhadauria

HTML

<div>
    <span class="btn-group1">a</span>
 <span class="open">b</span>
 <span>c</span>
 <span class="btn-group1">d</span>
 <span>e</span>
 <span class="open">f</span>
 <span>g</span>
 <span class="btn-group1">h</span>
 <span class="open">i</span>
 <span>g</span>

</div>

CSS

div [class*='btn-group']:not([class='open']):nth-child(1) {
    color:Red;
}