this is bootstrap datetimepicker with imp for SF

bootstrap-datetimepicker.min.css

/*!
 * Datetimepicker for Bootstrap 3
 * version : 4.17.43
 * https://github.com/Eonasdan/bootstrap-datetimepicker/
 */
.bootstrap-datetimepicker-widget {
  list-style: none !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu {
  margin: 2px 0 !important;
  padding: 4px !important;
  width: 19em !important;
}
@media (min-width: 768px) {
  .bootstrap-datetimepicker-widget.dropdown-menu.timepicker-sbs {
    width: 38em !important;
  }
}
@media (min-width: 992px) {
  .bootstrap-datetimepicker-widget.dropdown-menu.timepicker-sbs {
    width: 38em !important;
  }
}
@media (min-width: 1200px) {
  .bootstrap-datetimepicker-widget.dropdown-menu.timepicker-sbs {
    width: 38em !important;
  }
}
.bootstrap-datetimepicker-widget.dropdown-menu:before,
.bootstrap-datetimepicker-widget.dropdown-menu:after {
  content: '' !important;
  display: inline-block !important;
  position: absolute !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu.bottom:before {
  border-left: 7px solid transparent !important;
  border-right: 7px solid transparent !important;
  border-bottom: 7px solid #ccc !important;
  border-bottom-color: rgba(0, 0, 0, 0.2) !important;
  top: -7px !important;
  left: 7px !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu.bottom:after {
  border-left: 6px solid transparent !important;
  border-right: 6px solid transparent !important;
  border-bottom: 6px solid white !important;
  top: -6px !important;
  left: 8px !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu.top:before {
  border-left: 7px solid transparent !important;
  border-right: 7px solid transparent !important;
  border-top: 7px solid #ccc !important;
  border-top-color: rgba(0, 0, 0, 0.2) !important;
  bottom: -7px !important;
  left: 6px !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu.top:after {
  border-left: 6px solid transparent !important;
  border-right: 6px solid transparent !important;
  border-top: 6px solid white !important;
  bottom: -6px !important;
  left: 7px !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu.pull-right:before {
  left: auto !important;
  right: 6px !important;
}
.bootstrap-datetimepicker-widget.dropdown-menu.pull-right:after {
  left: auto !important;
  right: 7px !important;
}
.bootstrap-datetimepicker-widget .list-unstyled {
  margin: 0 !important;
}
.bootstrap-datetimepicker-widget a[data-action] {
  padding: 6px 0 !important;
}
.bootstrap-datetimepicker-widget a[data-action]:active {
  box-shadow: none !important;
}
.bootstrap-datetimepicker-widget .timepicker-hour,
.bootstrap-datetimepicker-widget .timepicker-minute,
.bootstrap-datetimepicker-widget .timepicker-second {
  width: 54px !important;
  font-weight: bold !important;
  font-size: 1.2em !important;
  margin: 0 !important;
}
.bootstrap-datetimepicker-widget button[data-action] {
  padding: 6px !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="incrementHours"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Increment Hours" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="incrementMinutes"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Increment Minutes" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="decrementHours"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Decrement Hours" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="decrementMinutes"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Decrement Minutes" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="showHours"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Show Hours" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="showMinutes"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Show Minutes" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="togglePeriod"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Toggle AM/PM" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="clear"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Clear the picker" !important;
}
.bootstrap-datetimepicker-widget .btn[data-action="today"]::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Set the date to today" !important;
}
.bootstrap-datetimepicker-widget .picker-switch {
  text-align: center !important;
}
.bootstrap-datetimepicker-widget .picker-switch::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Toggle Date and Time Screens" !important;
}
.bootstrap-datetimepicker-widget .picker-switch td {
  padding: 0 !important;
  margin: 0 !important;
  height: auto !important;
  width: auto !important;
  line-height: inherit !important;
}
.bootstrap-datetimepicker-widget .picker-switch td span {
  line-height: 2.5 !important;
  height: 2.5em !important;
  width: 100% !important;
}
.bootstrap-datetimepicker-widget table {
  width: 100% !important;
  margin: 0 !important;
}
.bootstrap-datetimepicker-widget table td,
.bootstrap-datetimepicker-widget table th {
  text-align: center !important;
  border-radius: 4px !important;
}
.bootstrap-datetimepicker-widget table th {
  height: 20px !important;
  line-height: 20px !important;
  width: 20px !important;
}
.bootstrap-datetimepicker-widget table th.picker-switch {
  width: 145px !important;
}
.bootstrap-datetimepicker-widget table th.disabled,
.bootstrap-datetimepicker-widget table th.disabled:hover {
  background: none !important;
  color: #777777 !important;
  cursor: not-allowed !important;
}
.bootstrap-datetimepicker-widget table th.prev::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Previous Month" !important;
}
.bootstrap-datetimepicker-widget table th.next::after {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
  content: "Next Month" !important;
}
.bootstrap-datetimepicker-widget table thead tr:first-child th {
  cursor: pointer !important;
}
.bootstrap-datetimepicker-widget table thead tr:first-child th:hover {
  background: #eeeeee !important;
}
.bootstrap-datetimepicker-widget table td {
  height: 54px !important;
  line-height: 54px !important;
  width: 54px !important;
}
.bootstrap-datetimepicker-widget table td.cw {
  font-size: .8em !important;
  height: 20px !important;
  line-height: 20px !important;
  color: #777777 !important;
}
.bootstrap-datetimepicker-widget table td.day {
  height: 20px !important;
  line-height: 20px !important;
  width: 20px !important;
}
.bootstrap-datetimepicker-widget table td.day:hover,
.bootstrap-datetimepicker-widget table td.hour:hover,
.bootstrap-datetimepicker-widget table td.minute:hover,
.bootstrap-datetimepicker-widget table td.second:hover {
  background: #eeeeee !important;
  cursor: pointer !important;
}
.bootstrap-datetimepicker-widget table td.old,
.bootstrap-datetimepicker-widget table td.new {
  color: #777777 !important;
}
.bootstrap-datetimepicker-widget table td.today {
  position: relative !important;
}
.bootstrap-datetimepicker-widget table td.today:before {
  content: '' !important;
  display: inline-block !important;
  border: solid transparent !important;
  border-width: 0 0 7px 7px !important;
  border-bottom-color: #337ab7 !important;
  border-top-color: rgba(0, 0, 0, 0.2) !important;
  position: absolute !important;
  bottom: 4px !important;
  right: 4px !important;
}
.bootstrap-datetimepicker-widget table td.active,
.bootstrap-datetimepicker-widget table td.active:hover {
  background-color: #337ab7 !important;
  color: #fff !important;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25) !important;
}
.bootstrap-datetimepicker-widget table td.active.today:before {
  border-bottom-color: #fff !important;
}
.bootstrap-datetimepicker-widget table td.disabled,
.bootstrap-datetimepicker-widget table td.disabled:hover {
  background: none !important;
  color: #777777 !important;
  cursor: not-allowed !important;
}
.bootstrap-datetimepicker-widget table td span {
  display: inline-block !important;
  width: 54px !important;
  height: 54px !important;
  line-height: 54px !important;
  margin: 2px 1.5px !important;
  cursor: pointer !important;
  border-radius: 4px !important;
}
.bootstrap-datetimepicker-widget table td span:hover {
  background: #eeeeee !important;
}
.bootstrap-datetimepicker-widget table td span.active {
  background-color: #337ab7 !important;
  color: #fff !important;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25) !important;
}
.bootstrap-datetimepicker-widget table td span.old {
  color: #777777 !important;
}
.bootstrap-datetimepicker-widget table td span.disabled,
.bootstrap-datetimepicker-widget table td span.disabled:hover {
  background: none !important;
  color: #777777 !important;
  cursor: not-allowed !important;
}
.bootstrap-datetimepicker-widget.usetwentyfour td.hour {
  height: 27px !important;
  line-height: 27px !important;
}
.bootstrap-datetimepicker-widget.wider {
  width: 21em !important;
}
.bootstrap-datetimepicker-widget .datepicker-decades .decade {
  line-height: 1.8em !important !important;
}
.input-group.date .input-group-addon {
  cursor: pointer !important;
}
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
}