Since you mention that this persists over different browsers, it'd be helpful if you could share a screenshot of what you see when you're trying to post a new idea so we can take a closer look. Just make sure that no private or sensitive info is displayed.
Keep us posted! We'll be right here if you need more help.
Have a lovely day 🙂
Help others find this answer and click "Accept as Solution".
If you appreciate my answer, maybe give me a Like.
"Kindness is the language which the deaf can hear and the blind can see." - Mark Twain