Hello Thank you for your question and reaching out. I can understand you are having query\issues related to Gmail account login.
- Please try to change or set Display resolution to lower on your screen.
- Disable any Antivirus program or Windows firewall you may have for temporary purpose.
- Please try to use any other Different browser
- Open file explorer > go to %localappdata%\Microsoft\Edge and delete the User Data folder > then Reinstall Edge. --If the reply is helpful, please Upvote and Accept as answer--