JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box">
  Hover me
   <div class="hover_box">
     disapear
  </div>
</div>

SCSS

.box {
  background-color: blue;
  height: 100px;
  width: 100px;
}

.hover_box {
  background-color: red;
  height: 100px;
  width: 100px;
}

.box:hover .hover_box {
  display: none;
}