 
   render: ->
     btnClass = @props.btnClass or ""
-    div className: "btn-group", _.map @props.choices, (title, choice) =>
+    div className: "group", _.map @props.choices, (title, choice) =>
       button
         onClick: => @onChoiceSelect choice
         className: btnClass + " " + cx active: @state.value is choice

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

    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
