层叠

<z-swiper
  ref="zSwiper"
  v-model="list"
  :options="options"
>
  <z-swiper-item
    v-for="(item,index) in list"
    :key="index"
    :custom-style="{width:'500rpx'}"
  >
    <div class="carousel-slider-animate-opacity">
      <demo-item :item="item" />
    </div>
  </z-swiper-item>
</z-swiper>

const options = {
  effect: 'carousel',
};