vant-weapp/dist/panel/index.wxss

.van-panel{position:relative;overflow:hidden}.van-panel__title{font-size:14px;line-height:1;color:#999;padding:20px 15px 10px 15px}.van-panel__content{position:relative;background:#fff;overflow:hidden}.van-panel__content::after{content:'';position:absolute;top:0;left:0;width:200%;height:200%;-webkit-transform:scale(.5);transform:scale(.5);-webkit-transform-origin:0 0;transform-origin:0 0;pointer-events:none;box-sizing:border-box;border:0 solid #e5e5e5;border-top-width:1px;border-bottom-width:1px}.van-panel--without-border::after{border:0 none}