CodePen Embed - Responsive Testimonial Carousel using OwlCarousel with Next and Previous Preview

<section>
	<div class="customer-feedback">
		<div class="container text-center">
			<div class="row">
				<div class="col-sm-offset-2 col-sm-8">
					<div>
						<h2 class="section-title">What Clients Say</h2>
					</div>
				</div><!-- /End col -->
			</div><!-- /End row -->

			<div class="row">
				<div class="col-md-offset-3 col-md-6 col-sm-offset-2 col-sm-8">
					<div class="owl-carousel feedback-slider">

						<!-- slider item -->
						<div class="feedback-slider-item">
							<img src="//c2.staticflickr.com/8/7310/buddyicons/24846422@N06_r.jpg" class="center-block img-circle" alt="Customer Feedback">
							<h3 class="customer-name">Lisa Redfern</h3>
							<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. It is a long established fact that a reader will be distracted by the readable its layout.</p>
							<span class="light-bg customer-rating" data-rating="5">
								5
								<i class="fa fa-star"></i>
							</span>
						</div>
						<!-- /slider item -->

						<!-- slider item -->
						<div class="feedback-slider-item">
							<img src="https://i.postimg.cc/ydBjdm20/michael-dam-m-EZ3-Po-FGs-k-unsplash-1.jpg" class="center-block img-circle" alt="Customer Feedback">
							<h3 class="customer-name">Cassi</h3>
							<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. It is a long established fact that a reader will be distracted by the readable its layout.</p>
							<span class="light-bg customer-rating" data-rating="4">
								4
								<i class="fa fa-star"></i>
							</span>
						</div>
						<!-- /slider item -->

						<!-- slider item -->
						<div class="feedback-slider-item">
							<img src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/451270/profile/profile-80.jpg" class="center-block img-circle" alt="Customer Feedback">
							<h3 class="customer-name">Md Nahidul</h3>
							<p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. It is a long established fact that a reader will be distracted by the readable its layout.</p>
							<span class="light-bg customer-rating" data-rating="5">
								5
								<i class="fa fa-star"></i>
							</span>
						</div>
						<!-- /slider item -->

					</div><!-- /End feedback-slider -->

					<!-- side thumbnail -->
					<div class="feedback-slider-thumb hidden-xs">
						<div class="thumb-prev">
							<span>
								<img src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/451270/profile/profile-80.jpg" alt="Customer Feedback">
							</span>
							<span class="light-bg customer-rating">
								5
								<i class="fa fa-star"></i>
							</span>
						</div>

						<div class="thumb-next">
							<span>
								<img src="https://i.postimg.cc/ydBjdm20/michael-dam-m-EZ3-Po-FGs-k-unsplash-1.jpg" alt="Customer Feedback">
							</span>
							<span class="light-bg customer-rating">
								4
								<i class="fa fa-star"></i>
							</span>
						</div>
					</div>
					<!-- /side thumbnail -->
				</div><!-- /End col -->
			</div><!-- /End row -->
		</div><!-- /End container -->
	</div><!-- /End customer-feedback -->
</section>

<!-- extra -->
<div class="copyright">
	<p><a href="https://wordpress.org/plugins/responsive-owl-carousel-elementor/" target="_blank">Check WordPress Version for Elementor</a></p>
	<p>
		Me On:
		<a href="https://www.toptal.com/resume/md-nahidul-islam" target="_blank" class="toptal">Toptal</a>

		<a href="https://upstack.co/team/md-35" target="_blank" class="upstack">Upstack</a>

		<a href="https://www.upwork.com/o/profiles/users/_~0195eb53c731b0e159/" target="_blank" class="upwork">UpWork</a>

		<a href="https://www.fiverr.com/thenahidul" target="_blank" class="fiverr">Fiverr</a>
	</p>
	<a href="https://www.toptal.com/B7avWk/worlds-top-talent" class="jobs" target="_blank">Jobs</a>
</div>

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

img {
	max-width: 100%;
}

body {
	font-family: "Roboto Slab", serif;
	font-size: 15px;
	line-height: 1.67;
	color: #444;
	padding: 60px 0;
}

.section-title {
	font-size: 28px;
	margin-bottom: 20px;
	padding-bottom: 20px;
	font-weight: 400;
	display: inline-block;
	position: relative;
}
.section-title:after,
.section-title:before {
	content: "";
	position: absolute;
	bottom: 0;
}
.section-title:after {
	height: 2px;
	background-color: rgba(252, 92, 15, 0.46);
	left: 25%;
	right: 25%;
}

.section-title:before {
	width: 15px;
	height: 15px;
	border: 3px solid #fff;
	background-color: #fc5c0f;
	left: 50%;
	transform: translatex(-50%);
	bottom: -6px;
	z-index: 9;
	border-radius: 50%;
}

/* CAROUSEL STARTS */
.customer-feedback .owl-item img {
	width: 85px;
	height: 85px;
}

.feedback-slider-item {
	position: relative;
	padding: 60px;
	margin-top: -40px;
}

.customer-name {
	margin-top: 15px;
	margin-bottom: 25px;
	font-size: 20px;
	font-weight: 500;
}

.feedback-slider-item p {
	line-height: 1.875;
}

.customer-rating {
	background-color: #eee;
	border: 3px solid #fff;
	color: rgba(1, 1, 1, 0.702);
	font-weight: 700;
	border-radius: 50%;
	position: absolute;
	width: 47px;
	height: 47px;
	line-height: 44px;
	font-size: 15px;
	right: 0;
	top: 77px;
	text-indent: -3px;
}

.thumb-prev .customer-rating {
	top: -20px;
	left: 0;
	right: auto;
}

.thumb-next .customer-rating {
	top: -20px;
	right: 0;
}

.customer-rating i {
	color: rgb(251, 90, 13);
	position: absolute;
	top: 10px;
	right: 5px;
	font-weight: 600;
	font-size: 12px;
}

/* GREY BACKGROUND COLOR OF THE ACTIVE SLIDER */
.feedback-slider-item:after {
	content: "";
	position: absolute;
	left: 20px;
	right: 20px;
	bottom: 0;
	top: 103px;
	background-color: #f6f6f6;
	border: 1px solid rgba(251, 90, 13, 0.1);
	border-radius: 10px;
	z-index: -1;
}

.thumb-prev,
.thumb-next {
	position: absolute;
	z-index: 99;
	top: 45%;
	width: 98px;
	height: 98px;
	left: -90px;
	cursor: pointer;
	-webkit-transition: all 0.3s;
	transition: all 0.3s;
}

.thumb-next {
	left: auto;
	right: -90px;
}

.feedback-slider-thumb img {
	width: 100%;
	height: 100%;
	border-radius: 50%;
	overflow: hidden;
}

.feedback-slider-thumb:hover {
	opacity: 0.8;
	-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=80)";
}

.customer-feedback .owl-nav [class*="owl-"] {
	position: relative;
	display: inline-block;
	bottom: 45px;
	transition: all 0.2s ease-in;
}

.customer-feedback .owl-nav i {
	background-color: transparent;
	color: rgb(251, 90, 13);
	font-size: 25px;
}

.customer-feedback .owl-prev {
	left: -15px;
}

.customer-feedback .owl-prev:hover {
	left: -20px;
}

.customer-feedback .owl-next {
	right: -15px;
}

.customer-feedback .owl-next:hover {
	right: -20px;
}

/* DOTS */
.customer-feedback .owl-dots {
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	bottom: 35px;
}
.customer-feedback .owl-dot {
	display: inline-block;
}

.customer-feedback .owl-dots .owl-dot span {
	width: 11px;
	height: 11px;
	margin: 0 5px;
	background: #fff;
	border: 1px solid rgb(251, 90, 13);
	display: block;
	-webkit-backface-visibility: visible;
	-webkit-transition: all 200ms ease;
	transition: all 200ms ease;
	border-radius: 50%;
}

.customer-feedback .owl-dots .owl-dot.active span {
	background-color: rgb(251, 90, 13);
}

/* RESPONSIVE */
@media screen and (max-width: 767px) {
	.feedback-slider-item:after {
		left: 30px;
		right: 30px;
	}
	.customer-feedback .owl-nav [class*="owl-"] {
		position: absolute;
		top: 50%;
		transform: translateY(-50%);
		margin-top: 45px;
		bottom: auto;
	}
	.customer-feedback .owl-prev {
		left: 0;
	}
	.customer-feedback .owl-next {
		right: 0;
	}
}

/* extra */
.copyright {
	text-align: center;
	margin-top: 30px;
	font-size: 1.6rem;
	background-color: #ededed;
}
.copyright a {
	display: inline-block;
	padding: 15px 2px;
}
.copyright a:not(:last-child):after {
	content: "/";
	margin-left: 10px;
}

.toptal {
	color: #204ecf;
}

.upstack {
	color: #008bf7;
}

.upwork {
	color: #37a000;
}

.fiverr {
	color: #1dbf73;
}

.jobs {
	color: magenta;
	text-decoration: underline;
	margin-top: -15px;
}

jQuery( document ).ready( function ( $ ) {
	const $feedbackSlider = $( '.feedback-slider' );

	if ( $feedbackSlider.length ) {
		$feedbackSlider.owlCarousel( {
			items: 1,
			nav: true,
			dots: true,
			autoplay: false,
			loop: true,
			mouseDrag: true,
			touchDrag: true,
			navText: [
				'<i class="fa fa-long-arrow-left"></i>',
				'<i class="fa fa-long-arrow-right"></i>'
			],
			responsive: {
				// viewport >= 767px
				767: {
					nav: true,
					dots: false
				}
			}
		} );
	
		$feedbackSlider.on( 'translate.owl.carousel', function() {
			$( '.feedback-slider-item h3' )
				.removeClass( 'animated fadeIn' )
				.css( 'opacity', '0' );
	
			$( '.feedback-slider-item img, .feedback-slider-thumb img, .customer-rating' )
				.removeClass( 'animated zoomIn' )
				.css( 'opacity', '0' );
		} );
	
		$feedbackSlider.on( 'translated.owl.carousel', function() {
			$( '.feedback-slider-item h3' )
				.addClass( 'animated fadeIn' )
				.css( 'opacity', '1' );
	
			$( '.feedback-slider-item img, .feedback-slider-thumb img, .customer-rating' )
				.addClass( 'animated zoomIn' )
				.css( 'opacity', '1' );
		} );
	
		$feedbackSlider.on( 'changed.owl.carousel', function( property ) {
			const current = property.item.index;
	
			const prevThumb = $( property.target )
				.find( '.owl-item' )
				.eq( current )
				.prev()
				.find( 'img' )
				.attr( 'src' );
	
			const nextThumb = $( property.target )
				.find( '.owl-item' )
				.eq( current )
				.next()
				.find( 'img' )
				.attr( 'src' );
	
			const prevRating = $( property.target )
				.find( '.owl-item' )
				.eq(current)
				.prev()
				.find( 'span' )
				.attr( 'data-rating' );
	
			const nextRating = $( property.target )
				.find( '.owl-item' )
				.eq( current )
				.next()
				.find( 'span' )
				.attr( 'data-rating' );
	
			$( '.thumb-prev' ).find( 'img' ).attr( 'src', prevThumb );
			$( '.thumb-next' ).find( 'img' ).attr( 'src', nextThumb );
	
			$( '.thumb-prev' )
				.find( 'span' )
				.next()
				.html( prevRating + '<i class="fa fa-star"></i>' );
	
			$( '.thumb-next' )
				.find( 'span' )
				.next()
				.html( nextRating + '<i class="fa fa-star"></i>' );
		} );
	
		$( '.thumb-next' ).on( 'click', function( e ) {
			e.preventDefault();
	
			$feedbackSlider.trigger( 'next.owl.carousel', [ 300 ] );
		} );
	
		$( '.thumb-prev' ).on( 'click', function( e ) {
			e.preventDefault();
	
			$feedbackSlider.trigger( 'prev.owl.carousel', [ 300 ] );
		} );
	}
} ); // end ready func

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This Pen is owned by Md Nahidul Islam on CodePen.

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