Hi Mats. Thanks for the helpful info.
I visited the page and experienced the same — the time of day dropdown not dropping down.
I right-clicked it to open in Chrome Inspector and saw this notification:

Then, I opened Chrome Inspector via keyboard shortcut and saw this in the Console:

So maybe that’ll help point you in the right direction of what’s causing the issue.
If it doesn’t, please follow our Testing for Conflicts Guide and see if that helps narrow down the cause of this.
Let us know what you find out.
Thanks.
Let me know if there’s anything else I can help with.