vant-weapp/dist/dialog/index.wxss

.van-dialog--container{width:80vw;font-size:16px;overflow:hidden;border-radius:4px;background-color:#fff;color:#333}.van-dialog__header{padding:15px 0 0;text-align:center}.van-dialog__content{position:relative;padding:15px 20px;line-height:1.5;min-height:40px}.van-dialog__content::after{border-bottom-width:1px}.van-dialog__content--title{color:#999;font-size:14px}.van-dialog__footer{overflow:hidden}.van-dialog__button{-webkit-box-flex:1;flex:1}.van-dialog__button-inside,.van-dialog__button-inside--first{margin-bottom:0;line-height:50px;height:50px}.van-dialog__button-inside--first::after,.van-dialog__button-inside::after{border-width:0;border-radius:0}.van-dialog__footer--horizon{display:-webkit-box;display:flex}.van-dialog__footer--horizon .van-dialog__button-inside::after{border-left-width:1px}.van-dialog__footer--vertical .van-dialog__button-inside::after{border-top-width:1px}