JSFiddle - React, Tailwind, and code Playground

by Felixito

HTML

<div class="nested-fields">
  <div class="nested-fields--form">Eins</div>
  <div>Null</div>
  <div class="nested-fields--form">Zwei</div>
  <div class="nested-fields--form">Drei</div>
  <div class="nested-fields--form">Vier</div>
</div>

CSS

.nested-fields .nested-fields--form:nth-of-type(1) {
  background: red;
}

.nested-fields .nested-fields--form:nth-of-type(3) {
  background: red;
}
  
.nested-fields :nth-child(3 of .nested-fields--form) {
  background: green;
}