<div id="swiper-14" class="swiper swiper-14">
  <div class="swiper-wrapper">
    <div class="swiper-slide slide-red">Slide 1</div>
    <div class="swiper-slide slide-green">Slide 2</div>
    <div class="swiper-slide slide-aqua">Slide 3</div>
    <div class="swiper-slide slide-yellow">Slide 4</div>
  </div>
  <!-- アイコンは Font Awesome を使用しています。 -->
  <div class="swiper-button-prev"><i class="fa-solid fa-chevron-left"></i></div>
  <div class="swiper-button-next"><i class="fa-solid fa-chevron-right"></i></div>
  <div class="swiper-pagination"></div>
</div>
/* スワイパーで使うクラス */
.swiper-wrapper {
  width: 100%;
  height: 300px;
}

.swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
}

.slide-red {
  background-color: #fb4949;
}

.slide-green {
  background-color: #34dc1a;
}

.slide-aqua {
  background-color: #4FC3F7;
}

.slide-yellow {
  background-color: #FFC107;
}

.swiper .swiper-button-next,
.swiper .swiper-button-prev {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #fff;
}

.swiper .swiper-button-next::after,
.swiper .swiper-button-prev::after {
  display: none;
}

.swiper .swiper-button-next i,
.swiper .swiper-button-prev i {
  font-size: 20px;
  color: #5CC0EF;
}

.swiper .swiper-horizontal > .swiper-pagination-bullets .swiper-pagination-bullet, .swiper .swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet {
  margin: 0 8px;
  width: 10px;
  height: 10px;
  background-color: rgba(0, 0, 0, .8);
}

.swiper .swiper-horizontal > .swiper-pagination-bullets .swiper-pagination-bullet, .swiper .swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet-active {
  background-color: #fff;
}
const Swiper_14 = new Swiper('#swiper-14', {
  /* 追加コード */
  centeredSlides: true,
  /* 追加コード */
  
  slidesPerView: 3,

  navigation: {
		nextEl: '.swiper-button-next',
		prevEl: '.swiper-button-prev'
	},

  pagination: {
    el: '.swiper-pagination',
    type: 'bullets',
    clickable: true
  }
});

External CSS

  1. https://cdn.jsdelivr.net/npm/swiper@11/swiper-bundle.min.css
  2. https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css

External JavaScript

  1. https://cdn.jsdelivr.net/npm/swiper@11/swiper-bundle.min.js