JSFiddle - React, Tailwind, and code Playground

by Sascha

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div class="more_wrap">
  <ul class="more_list">
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img src="https://via.placeholder.com/375"></li>
    <li class="item"><img...

CSS

html {
  overflow-anchor: none;
}
.more_wrap {
  position: relative;
  width: 1260px;
  margin: 0 auto 80px;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.more_wrap ul.more_list>li {
  width: 375px;
  margin: 5px 20px 40px 0;
}

.more_list>li.item {
  display: none;
  opacity: 0;
  -webkit-transition: 350ms display-none-transition;
}

.more_list li.item.arrivals-active {
  display: inline-block;
  animation: fade 0.3s linear forwards;
  -webkit-animation: fade 0.3s linear forwards;
}

.btn {
  position: relative;
  display: block;
  text-decoration: none !important;
  white-space: nowrap;
  cursor: pointer;
  height: 50px;
  outline: 0;
  vertical-align: middle;
  font-family: inherit;
  line-height: 47px;
  box-shadow: 0 15px 10px -10px rgba(31, 31, 31, 0.5);
  font-size: 21px;
  width: 295px;
  margin: 0 auto !important;
  text-align: center;
  opacity: 1;
  top: 31px;
  border-width: 2px!important;
}

@-webkit-keyframes fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

JavaScript

$(document).ready(function() {
  var size_li = $(".more_list .item").length;
  var _x = 6;
  $('.more_list .item:lt(' + _x + ')').css('display', 'inline-block').addClass('arrivals-active');
  $('#loadmore').click(function() {
    _x = (_x + 6 <= size_li) ? _x + 6 : size_li;
    $('.more_list .item:lt(' + _x + ')').css('display', 'inline-block').addClass('arrivals-active');
    if (_x == size_li) {
      $('#loadmore').hide();
    }
  });

});