There is no stetting available to highlight the Countdown timer web part is SharePoint as this is OOTB webpart.
I am not able to see the Count direction option in web part properties (as given in below documentation):
Documentation: Use the Countdown timer web part.
If you are able to see the Count direction then set it to Count ...
Please add a CAML Query in soapEnv variable to filter based on companySubgroup field, here is the modified complete code for your reference:
<link rel="stylesheet" href="https://code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css"/>