Countdown shortcode

Years to seconds:

[ifsoCountdown end="11/01/2020 16:00" format="day-sec" labels='true']

XXX

Days to seconds:

[ifsoCountdown end="10/24/2020 15:31" format="day-sec" labels='true']

XXX

[ifsoCountdown start="10/24/2020 15:30" end="11/01/2020 16:00" format="day-sec" labels='true']
2021

************************** Shortcodes with classes*****************************

  [ifsoCountdown classname="countdown2021" end="11/07/2022 02:00" format="day-sec" labels='bottom']
2021
[ifsoCountdown classname='gray-circle-countdown' end="11/07/2022 02:00" format="day-sec" labels='bottom']
[ifsoCountdown classname="yellow-countdown" end="11/07/2022 02:00" format="day-sec" labels="bottom"]