We are aware of the issues being experienced and are trying to resolve them.
In the meantime, try the following:
If incognito worked for you, but you don't want to delete all your cookies etc. on normal non-incognito browsing go to Settings > Privacy > Content Settings > All cookies and site data, then search for any football365.com entries and delete them
Or
Delete all *.football365.com cookies
Empty browser cache
Restart browser before trying again
Enter the captcha in lowercase
Log in in incognito mode
Try incognito mode or a different browser
This is also a very handy guide to clearing your cache https://kb.iu.edu/d/ahic