JSFiddle - React, Tailwind, and code Playground

HTML

<div class="bar">
  <div class="card">
    <div class="card__image">1</div>
    <div class="card__description">1_1</div>
  </div>
  <div class="card">
    <div class="card__image">2</div>
    <div class="card__description">2_1</div>
  </div>
  <div class="card">
    <div class="card__image">3</div>
    <div class="card__description">3_1</div>
  </div>
  
  
</div>

CSS

.bar {
  width: 100%;
  height: 100px;
  border: 1px solid black;
}

.card {
  display: inline-block;
  height: 100px;
  margin: 0 5px;
}

.card__image {
  display: inline-block;
  width: 100px;
  background: blue;
  height: 90px;
  margin: 5px 0;
}

.card__description {
  display: inline-block;
  background: red;
  width: 100px;
  height: 90%;
  height: 90px;
  margin: 5px 0;
  display: none;
}

.card:hover .card__description {
  display: inline-block;
}