Can't switch departure time AM/PM in Safari

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/report-a-bug/cant-switch-departure-time-am-pm-in-safari/
———————————————————————————
When setting a departure time, it is difficult to switch between AM/PM. I can enter '17' to get 5pm, but I can't switch back to AM -- the AM/PM field isn't editable. Suggestion: either add a drop-down list box or have an option for military/24-hour time (I prefer the latter).