     days = [1..daysInMonth(@state.value.getMonth() + 1, @state.value.getFullYear())]
     dayOptions = _.map days, (day) -> option value: day, day
     return select
+      className: "input-date-day"
       value: @state.value.getDate()
       onChange: @onDayChange
     , dayOptions

    years = _.map [@state.currentYear..1900], (year) ->
      option value: year, year
    return select
      value: @state.value.getFullYear()
      onChange: @onYearChange
    , years

  render: ->
    div null,
      @renderMonthSelector()
      @renderDaySelector()
      @renderYearSelector()

  renderMonthSelector: ->
    months = _.map monthMap, (month) -> option value: month[0], month[1]
    return select
      className: "input-date-month"
      value: @state.value.getMonth()
      onChange: @onMonthChange
    , months
