Xem thử Tạo slide thumbnail với flickity plugin jquery

.slide-img {
  width: 100%;
  height: 200px;
  margin-right: 10px;
  background: tomato;
  border-radius: 5px;
}

.text-container .slide-text {
  height: 80px;
  width: 100px;
  background: tomato;
  text-align:center;
  font-size:20px;
}

.slide-text.is-nav-selected {
  background: #ED2;
}
</style>

<div class="wrapper">
  <div class="img-container carousel">
    <div class="slide-img">
      <img src="data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%200%200'%3E%3C/svg%3E" alt="" data-lazy-src="img/bg1.jpg"><noscript><img src="img/bg1.jpg" alt=""></noscript>
    </div>
    <div class="slide-img">
      <img src="data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%200%200'%3E%3C/svg%3E" alt="" data-lazy-src="img/bg1.jpg"><noscript><img src="img/bg1.jpg" alt=""></noscript>
    </div>
  </div>
  <div class="text-container carousel">
    <div class="slide-text">
      <p>1</p>
    </div>
    <div class="slide-text">
      <p>2</p>
    </div>
  </div>
</div>
<script>window.addEventListener('DOMContentLoaded', function() {
$('.img-container').flickity();
// 2nd carousel, navigation

$('.text-container').flickity({
  asNavFor: '.img-container',
  contain: true,
  pageDots: false,
  prevNextButtons: false
});
});</script>