JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
  <div class="child">
    Parent has user-select set to none, Try to select this text
  </div>
</div>

<div class="child">
  No parent, Try to select this text
</div>

CSS

div {
  margin: 5px;
}
.parent {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.child {
  -webkit-user-select: all;
  -moz-user-select: all;
  -ms-user-select: all;
  user-select: all;
}