lulouis-vant/lib/collapse-item/index.css

Lightweight Mobile UI Components built on Vue

.van-collapse-item__title .van-cell__right-icon::before{-webkit-transform:rotate(90deg);transform:rotate(90deg);-webkit-transition:.3s;transition:.3s}.van-collapse-item__title::after{visibility:hidden}.van-collapse-item__title--expanded .van-cell__right-icon::before{-webkit-transform:rotate(-90deg);transform:rotate(-90deg)}.van-collapse-item__title--expanded::after{visibility:visible}.van-collapse-item__title--disabled,.van-collapse-item__title--disabled .van-cell__right-icon{color:#c8c9cc}.van-collapse-item__title--disabled:active{background-color:#fff}.van-collapse-item__wrapper{overflow:hidden;will-change:height;-webkit-transition:height .3s ease-in-out;transition:height .3s ease-in-out}.van-collapse-item__content{color:#969799;padding:15px;font-size:13px;line-height:1.5;background-color:#fff}