<template>
<div>
<div class="content">
<div class="but1" @click="rotateLeft">--向左</div>
<div class="ccc">
<main id="main">
<div class="haha" ref="haha">
<div
class="box"
v-for="(item, index) in imgList"
:key="index"
:style="boxStyle(index)"
>
<!-- :style="{ '--d': index }" -->
<!-- :style="boxStyle(index)" -->
<div class="boxs">{
{ index }}
<img class="img" :src="item.url" alt="" />
</div>
</div>
</div>
</main>
</div>
<div class="but2" @click="rotateRight">++向右</div>
</div>
<p>当前中间的图片索引是: {
{ currentIndex }}</p>
</div>
</template>
<script lang="