.bootstrap-datetimepicker-widget .collapse {
    display: none;
}
.bootstrap-datetimepicker-widget .timepicker {
    padding-bottom: 10px;
}
.bootstrap-datetimepicker-widget .timepicker a {
    padding: 0 !important;
    border: 0;
}
.bootstrap-datetimepicker-widget .timepicker a span {
    line-height: 54px;
}
.bootstrap-datetimepicker-widget .timepicker .separator {
    border: 0;
}