写过的收缩按钮样式CSS
@1
.switchBtn {
position: absolute;
top: 45%;
right: -17px;
width: 16px;
height: 60px;
border: 1px solid #ccc;
border-left: none;
line-height: 60px;
background: #fff;
opacity: 0.6;
z-index: 1000;
cursor: pointer;
transition: all 1s;
}
<div class="switchBtn" @click="close">
<i class="el-icon-caret-right"></i>
</div>
``