-<input crm-ui-datepicker="$ctrl.defn.input_attrs" id="{{ fieldId }}" ng-model="dataProvider.getFieldData()[$ctrl.fieldName]" />
+<input class="form-control" crm-ui-datepicker="$ctrl.defn.input_attrs" id="{{ fieldId }}" ng-model="dataProvider.getFieldData()[$ctrl.fieldName]" />