vant-weapp/dist/area/index.wxss

.van-picker{-webkit-text-size-adjust:100%;position:relative;overflow:hidden;background-color:#fff;-webkit-user-select:none;user-select:none}.van-picker__toolbar{display:-webkit-flex;display:flex;-webkit-justify-content:space-between;justify-content:space-between;height:40px;font-size:16px;line-height:40px}.van-picker__cancel,.van-picker__confirm{padding:0 15px;color:#38f}.van-picker__cancel:active,.van-picker__confirm:active{background-color:#e8e8e8}.van-picker__title{max-width:50%;text-align:center}.van-picker__columns{position:relative}.van-picker__loading{display:-webkit-flex;display:flex;z-index:4;position:absolute;top:0;right:0;bottom:0;left:0;-webkit-align-items:center;align-items:center;-webkit-justify-content:center;justify-content:center;background-color:rgba(255,255,255,.9)}.van-picker-column{-webkit-flex:1;flex:1;overflow:hidden;font-size:16px;text-align:center}.van-picker-column__item{padding:0 5px;color:#999}.van-picker-column__item--selected{color:#000}.van-picker-column__item--disabled{opacity:.3}