<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.5.9/slick.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.5.9/slick-theme.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.5.9/slick.min.js"></script>
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN" crossorigin="anonymous">
<section class="sec1">
<div class="container">
<div class="row">
<div class="col-md-12 text-center gap-top-bottom">
<h1>Multi Item Bootstrap Carousel (Slick)</h1>
<h2>Show 4 Items In Desktop 2 In Tab And 1 In Mobile</<h2>
</div>
</div>
<div class="row slide1">
<div class="col-md-3">
<div class="img-box">
<img src="https://im.proptiger.com/1/151127/3/my-proptree-satyam-avenue-before-oct-13-364328.jpeg?width=800&height=620">
</div>
<div class="text-box text-center">
<h4><strong>Bootstrap 4 Carousel</strong></h4>
<p>It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout.</p>
</div>
</div>
<div class="col-md-3">
<div class="img-box">