ng-zorro-antd-mobile/picker/style/addon.less

An enterprise-class mobile UI components based on Ant Design and Angular

@pickerPopupPrefixCls: am-picker-popup;

picker{
    display: block;
}

.@{pickerPopupPrefixCls} {
  &-wrap {
    top: inherit;
  }
  &-mask {
    transform: none;
  }
}