JSFiddle - React, Tailwind, and code Playground

by sol_b

HTML

<div class="container">
  <img src="https://www.w3schools.com/css/trolltunga.jpg">
  <div class="prev"></div>
  <div class="next"></div>
</div>

CSS

.container {
  position: relative;
}

img {
  max-width: 100%;
  display: block; /* added */
}

.prev,
.next {
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, .8);
  position: absolute;
}

.prev {
  left: 30px;
}

.next {
  right: 30px;
}