Responsive testimonial slider html made with bootstrap and owl carousel is easy to use bootstrap snipp which you can use anywhere in your web page.
Whole html/css code
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap 4 Testimonial Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css"> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/OwlCarousel2/2.3.4/assets/owl.carousel.min.css" /> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/OwlCarousel2/2.3.4/assets/owl.theme.default.min.css"/> <style> @import url('https://fonts.googleapis.com/css2?family=Mulish:wght@300;400;500&display=swap'); body { font-family: 'Mulish', sans-serif; background: linear-gradient(to top left, #33ccff 0%, #ff99cc 100%); background-repeat: no-repeat; background-attachment: fixed; } #customers-testimonials .item { text-align: center; padding: 20px; margin-bottom: 50px; opacity: .2; -webkit-transform: scale3d(0.8, 0.8, 1); transform: scale3d(0.8, 0.8, 1); -webkit-transition: all 0.3s ease-in-out; -moz-transition: all 0.3s ease-in-out; transition: all 0.3s ease-in-out; } #customers-testimonials .owl-item.active.center .item { opacity: 1; -webkit-transform: scale3d(1.0, 1.0, 1); transform: scale3d(1.0, 1.0, 1); } .owl-carousel .owl-item img { transform-style: preserve-3d; max-width: 90px; margin: 0 auto 17px; } #customers-testimonials.owl-carousel .owl-dots .owl-dot.active span, #customers-testimonials.owl-carousel .owl-dots .owl-dot:hover span { background: #4280bd; transform: translate3d(0px, -50%, 0px) scale(0.6); } #customers-testimonials.owl-carousel .owl-dots { display: inline-block; width: 100%; text-align: center; } #customers-testimonials.owl-carousel .owl-dots .owl-dot { display: inline-block; outline: none; } #customers-testimonials.owl-carousel .owl-dots .owl-dot span { background: #fff; display: inline-block; height: 20px; margin: 0 2px 5px; transform: translate3d(0px, -50%, 0px) scale(0.3); transform-origin: 50% 50% 0; transition: all 250ms ease-out 0s; width: 20px; border-radius: 100%; } </style> </head> <body> <!-- TESTIMONIALS --> <section class="testimonials"> <div class="container"> <div class="row"> <div class="col-sm-12"> <div class="container-fluid px-3 px-sm-5 my-5 text-center"> <h2>What Our Client Say</h2> </div> <div id="customers-testimonials" class="owl-carousel"> <!--TESTIMONIAL 1 --> <div class="item"> <div class="shadow-lg p-4 bg-white rounded"> <img src="https://annedece.sirv.com/Images/pexels-andrea-piacquadio-762020%20(1).jpg" alt=""> <h5 class="pb-2 pt-3">Ximena Vegara</h5> <p class="mb-0 text-muted">Dramatically maintain clicks-and-mortar solutions without functional solutions. Completely synergize resource taxing relationships via premier niche markets. Professionally cultivate.</p> </div> </div> <!--END OF TESTIMONIAL 1 --> <!--TESTIMONIAL 2 --> <div class="item"> <div class="shadow-lg p-4 bg-white rounded"> <img src="https://annedece.sirv.com/Images/pexels-andrea-piacquadio-839011.jpg" alt=""> <h5 class="pb-2 pt-3">Kevin Rich</h5> <p class="mb-0 text-muted">Dramatically maintain clicks-and-mortar solutions without functional solutions. Completely synergize resource taxing relationships via premier niche markets. Professionally cultivate.</p> </div> </div> <!--END OF TESTIMONIAL 2 --> <!--TESTIMONIAL 3 --> <div class="item"> <div class="shadow-lg p-4 bg-white rounded"> <img src="https://annedece.sirv.com/Images/pexels-stefan-stefancik-91227.jpg" alt=""> <h5 class="pb-2 pt-3">James Deo</h5> <p class="mb-0 text-muted">Dramatically maintain clicks-and-mortar solutions without functional solutions. Completely synergize resource taxing relationships via premier niche markets. Professionally cultivate.</p> </div> </div> <!--END OF TESTIMONIAL 3 --> <!--TESTIMONIAL 4 --> <div class="item"> <div class="shadow-lg p-4 bg-white rounded"> <img src="https://annedece.sirv.com/Images/pexels-tim-savage-736716.jpg" alt=""> <h5 class="pb-2 pt-3">Sturt Billy</h5> <p class="mb-0 text-muted">Dramatically maintain clicks-and-mortar solutions without functional solutions. Completely synergize resource taxing relationships via premier niche markets. Professionally cultivate.</p> </div> </div> <!--END OF TESTIMONIAL 4 --> </div> </div> </div> </div> </section> <!-- END OF TESTIMONIALS --> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/OwlCarousel2/2.3.4/owl.carousel.min.js"></script> <script> jQuery(document).ready(function($) { "use strict"; // TESTIMONIALS CAROUSEL HOOK $('#customers-testimonials').owlCarousel({ loop: true, center: true, items: 3, margin: 0, autoplay: true, dots:true, autoplayTimeout: 5000, smartSpeed: 450, responsive: { 0: { items: 1 }, 768: { items: 2 }, 1170: { items: 3 } } }); }); </script> </body> </html>