1.31

<!-- 轮播图渲染 -->
<swiper class="swiper_container">
    <!-- 轮播图具体部件 -->
    <swiper-item>
        <view class="item">A</view>
    </swiper-item>
    <swiper-item >
        <view class="item">B</view>
    </swiper-item>
    <swiper-item>
        <view class="item">C</view>
    </swiper-item>
</swiper>

.swiper_container {
    height: 150px;
}

.item {
    text-align: center;
    height: 100%;
    line-height: 150px;
}

swiper-item:nth-child(1) .item {
    background-color: cadetblue;
}

swiper-item:nth-child(2) .item {
    background-color: darkseagreen;
}

swiper-item:nth-child(3) .item {
    background-color: darkviolet;
}