I found that the virtual alignment between the labels and controls was off. I added this css to get nicer alignment. Am I doing it wrong?
.ui-timepicker-div .ui_tpicker_time .ui_tpicker_time_input {
padding:0px;
}
.ui-timepicker-div .ui_tpicker_hour,
.ui-timepicker-div .ui_tpicker_minute
{
padding-top: .3em;
}