ant-design/components/date-picker/style/index.less

@import '../../style/themes/default';
@import '../../style/mixins/index';
@import '../../input/style/mixin';
@import '../../button/style/mixin';

@calendar-prefix-cls: ~'@{ant-prefix}-calendar';
@calendar-timepicker-prefix-cls: ~'@{ant-prefix}-calendar-time-picker';

@import 'Picker';
@import 'Calendar';
@import 'RangePicker';
@import 'TimePicker';
@import 'MonthPanel';
@import 'YearPanel';
@import 'DecadePanel';
@import 'MonthPicker';
@import 'WeekPicker';